Nasal and respiratory discomfort during smoking cessation is common. This article provides actionable lifestyle support recommendations across diet, exercise, and environment.
How to Improve Nasal and Respiratory Health During Smoking Cessation Through Diet, Exercise, and Environmental Adjustments
On the night of day 5 of quitting smoking, many people experience a familiar scenario: the pillow feels a bit damp, the nose feels stuffed like cotton, forcing mouth breathing; waking up with a dry throat and constant throat clearing; someone's perfume in the elevator or the cooking oil smell in the hallway suddenly feels "extremely strong" — and a thought pops into your head: "Maybe just one cigarette would clear it up."
This urge is common, but the direction is often wrong. The smoke, particles, and irritants in cigarettes continue to harm the nasal and airway mucosa. The short-term "feeling of being clearer" is more about stimulation, numbing, or distraction, nottrue repair (not true repair). During smoking cessation, the nose and breathing "acting up" is often precisely because the mucosal and ciliary systems are working again, compounded by dry air, mouth breathing, poor sleep, and emotional withdrawal.
This article is a lifestyle support guide, focusing on three areas:
- Diet: What to eat and drink to keep the nasal passages and airways "moist" and less irritated;
- Exercise and Breathing Training: Using manageable movements to improve circulation, subjective breathing sensation, and relaxation;
- Environment: Humidity, ventilation, and smoke residue management — often more fundamental than "buying another spray."
Disclaimer: This article is a healthpopular science (popular science) and self-management guide, not medical diagnosis, prescription, or rehabilitation advice. If you experience persistent high fever, severe facial pain, heavy nosebleeds, severe shortness of breath, chest pain, altered consciousness, or have asthma, COPD, serious heart disease, or pregnancy, consult a doctor or visit a respiratory/ENT/smoking cessation clinic promptly. Lifestyle support cannot replace professional evaluation and treatment.
I. First Understand: Why the Nose and Breathing Easily "Act Up" During Smoking Cessation
1. The Mucosa Is Repairing, and Sensations Become More Sensitive
Long-term smoking weakens the barrier and cleaning functions of the nasal and respiratory mucosa (including ciliary movement, mucus transport, etc.). After quitting, these structures begin to repair, and some people may experience a period of:
- Nasal dryness, burning sensation, crusting
- Nasal congestion, runny nose, increased sneezing
- Postnasal drip, dry throat, frequent throat clearing
- Improved sense of smell, heightened sensitivity to cooking oil fumes, perfume, dust, and smoke
Sensitivity ≠ necessarily being sicker. For some, this is a "sensory system coming back online" phase; for others, pre-existing rhinitis/allergies become more pronounced once the smoke mask is removed. The treatment logic differs, but reducing irritation, maintaining moisture, and improving sleep help in almost all cases.
2. Mouth Breathing Amplifies the Problem
Nasal congestion → switching to mouth breathing → mouth and throat become drier → lighter sleep → more irritability during the day, more craving for cigarettes → emotional tension leads to shallower breathing and more mouth breathing. This is a classic vicious mini-cycle.
Therefore, the goal of improving nasal condition is not just "making the nose more comfortable," but also:
- Restoring the possibility of nasal breathing at night as much as possible
- Reducing the excuses for relapse triggered by discomfort
- Stabilizing daytime attention and mood
3. Environment and Overall Physical State Are "Invisible Drivers"
| Factor | Common Effects |
|---|---|
| Dry air (AC, heating, northern winter) | Nasal mucosa dehydration, crusting, bleeding, dry throat tendency |
| Humid air without ventilation | Mold and dust mite risk increases, allergy-like symptoms worsen |
| Smoke residue (curtains, sofa, car, clothing) | Continuous low-level stimulation, both smell and mood triggered |
| Cooking fumes, perfume, harsh cleaners | Sneezing, nasal itching, headache, urge to leave and smoke one |
| Insufficient water intake, high salt/spicy/alcohol | Subjective dryness, mucosal discomfort, poor sleep |
| Prolonged sitting, shallow rapid breathing | Chest tightness, sighing, increased anxiety |
4. When Is It More Like "Need to See a Doctor" Rather Than Just Rest
| More like transition/irritation reaction (lifestyle support first) | More like need medical attention soon |
|---|---|
| Appears or worsens after quitting, no high fever | High fever, purulent nasal discharge with systemic discomfort |
| Mainly dryness, congestion, smell sensitivity | Unilateral persistent severe blockage, non-stop bloody discharge |
| Fluctuates over days to weeks, eases with care | Severe headache, facial/periorbital pain, vision changes |
| Related to dryness, cooking fumes, sleep | Severe shortness of breath, wheezing, cyanosis, chest pain |
| Bilateral symptoms mainly | After trauma, surgery, or sudden worsening of known serious condition |
Principle: Lifestyle support is the foundation; do not "tough out" red-flag symptoms until next week.
II. General Principles: Moisture First, Stimulus Subtraction, Small Steps Accumulation
Before listing menus and actions, establish four general principles to avoid "going all in on day one and giving up by day three."
- Moisture Before "Medicated Clearing"
First address environmental humidity, water intake, and saline care before considering whether a doctor's medication evaluation is needed. Long-term self-use of decongestant nasal drops may cause medication-induced rhinitis — the more you use, the more blocked it becomes.
- Subtracting Irritants Is More Stable Than Adding Supplements
Reducing exposure to smoke residue, cooking fumes, strong fragrances, and dust is often more effective than "taking two more health supplements."
- Small Steps Accumulation
Don't combine extreme dieting + forced 10 km daily + all-night house cleaning + self-criticism all in the same week. Pick 2–3 high-leverage actions and stick with them.
- Use Simple Scores to See Progress
Spend 30 seconds before bed each day rating four items on a 0–10 scale: nasal congestion, dry mouth, sleep, smoking craving. Look at the weekly trend, not just how blocked you are this morning.
III. Diet: Keeping the Nasal Passages and Airways "Moist" and Less Irritated
Diet cannot "magically unblock the nose," but it significantly affects mucosal hydration, inflammation load, sleep, and hand-to-mouth habits during the withdrawal period.
1. Hydration: The Most Underestimated Nose-Friendly Measure
Target approach (common sense level, not medical prescription):
- Drink water evenly throughout the day, avoid "chugging a big glass only when thirsty"
- Prioritize plain water, light tea, warm lemon water
- Soups, porridge, and high-water-content fruits and vegetables count as "fluid intake"
- If you have heart or kidney conditions restricting fluid intake, follow medical advice
Actionable practices:
- Drink a small glass of warm water upon waking (about 150–200 ml is fine)
- Keep a cup fixed near your computer, take a few sips after completing each small task
- Rehydrate after exercise and showering
- Don't overdrink at night to "stay hydrated," which may cause nocturia disrupting sleep
Warm vs Iced: During early smoking cessation when the mucosa is sensitive, most people tolerate warm drinks better; overly cold drinks may trigger nasal itching, sneezing, or throat discomfort (individual differences vary, go by what feels right).
2. Daily Meal Structure: Stable Blood Sugar, Adequate Protein, Abundant Plants
After quitting, taste buds recover, making sweets and fried foods more likely to become "cigarette substitutes." Blood sugar roller coasters worsen irritability and cravings, indirectly making you more aware of nasal discomfort.
| Category | Recommended Direction | Examples |
|---|---|---|
| Staples | Balance refined and whole grains, avoid relying solely on sweets | Oats, whole wheat, rice + mixed grains, sweet potatoes |
| Protein | Include some at each meal for satiety | Eggs, fish, legumes, lean meat, milk/sugar-free yogurt |
| Vegetables/Fruit | Diverse colors, prioritize fresh | Leafy greens, broccoli, carrots, citrus, berries, kiwi |
| Fats | Moderate quality fats | A handful of nuts, olive oil cooking, deep-sea fish (if available) |
| Cooking | Less fried, smoked, or heavily spiced | Steaming, boiling, stewing, cold dishes as main methods |
3. "Nose-Friendlier" Eating Details
Things to increase:
- High-water-content foods: Cucumber, tomato, winter melon, pear, orange, watermelon (seasonal and blood-sugar permitting)
- Gentle soups: Vegetable soup, light chicken soup, mushroom soup (too salty defeats the purpose)
- High dietary fiber: Helps bowel movements and satiety, reduces mindless snacking
- Natural antioxidant and anti-inflammatory eating patterns: More plants, less processed meat and trans fats (a practical version of Mediterranean diet, no need to buy imported ingredients)
Things to moderate (not absolute prohibition):
| Category | Why It May Be Less Friendly | Alternatives |
|---|---|---|
| Alcohol | Diuretic, sleep fragmentation, drier mucosa, reduced self-control | Non-alcoholic drinks, sparkling water + lemon |
| Excessive caffeine | Anxiety, palpitations, poor sleep → subjective air hunger | Limit to early afternoon, or switch to half-caff |
| Extremely spicy, hot pot, smoked BBQ | Strong nasal mucosal irritant for some | Light boiling/stewing, low-fume cooking |
| Overly salty snacks | Thirst dysregulation, edema feeling, eats drier | Plain nuts in portions, fruit, sugar-free yogurt |
| Sugary drinks | Craving and weight double blow | Water, light tea |
Allergy-prone individuals: If you know you're allergic to certain foods or consistently experience nasal itching and sneezing after eating them, avoid triggers; don't conduct large-scale "allergy experiments" during your quit period.
4. Nose-Friendly Replacements for "Hand-to-Mouth" Habits During Withdrawal
What used to be a cigarette now easily becomes sunflower seeds, chips, or milk tea. The goal isn't to ban all oral activity, but to switch to options that are low irritation, calorie-controllable, and can delay cravings:
- Sugar-free gum / sugar-free mints (reduce if causing tooth or TMJ discomfort)
- Carrot sticks, cucumber sticks, apple slices
- Warm water + 2 minutes deep breathing (handle the craving first, then decide whether to eat)
- Brew a cup of herbal tea (choose ones you're not allergic to)
5. Nutrients and Supplements: Food First, Supplements per Medical Advice
The internet often links vitamin C, D, zinc, and omega-3 with "respiratory health." A more prudent statement at the public level is:
- Prioritize balanced diet coverage
- Supplement only when lab tests show deficiency or a doctor recommends it
- Do not self-administer high-dose supplements, especially if you have chronic conditions or are on medication
This article does not provide specific dosage recommendations for any supplement.
IV. Exercise and Breathing Training: Making "Qi" Smooth Again
1. Why Moving Improves Subjective Breathing
Moderate aerobic and strength training help:
- Improve circulation and physical fitness, reducing the helpless feeling of "getting winded after walking a bit"
- Alleviate withdrawal-related anxiety and irritability
- Promote better sleep
- Provide an alternative outlet for hands and attention, reducing relapse risk
It's not "running cures rhinitis," but it raises overall comfort and the success rate of quitting.
2. Starter Exercise Plan (Checkable)
Weeks 1–2: Build frequency, don't chase intensity
| Activity | Recommendation |
|---|---|
| Walking | 20–30 minutes daily, can be split into two sessions; pace that allows talking |
| Home strength | Every other day, 10–15 min: wall sit, glute bridge, wall push-up, resistance band row (as able) |
| Stretching/Relaxation | 5 min before bed: neck/shoulders, chest opening, side stretches |
| Red flags | Chest pain, severe dizziness, asthma-like episodes, uncontrolled bleeding → stop and consult doctor |
Weeks 3–4: Slight increase while staying comfortable
- Increase walking to 30–40 minutes, or add gentle incline
- Add one more set to strength exercises, still avoid breath-holding with forceful exertion
- Try gentle rhythmic exercise (cycling, swimming — be cautious if sensitive to pool chlorine)
How to exercise on a day with obvious nasal congestion?
- Switch to indoor flat-ground slow walking or stretching
- Avoid running vigorously in very cold air
- Use saline spray before exercise (if you're using it and tolerate it well)
- Inhale through nose, exhale through mouth, or gentle mouth-nose coordination — don't force nose breathing when it's completely blocked
3. Breathing Training: Four Methods You Can Do at Home
The following exercises are common relaxation and breathing pattern practices, not medical device treatments. If you have severe cardiopulmonary disease, pregnancy restrictions, or acute infection with fever, consult a doctor first.
#### (1) Nasal Breathing Awareness (Throughout the Day)
- When sitting quietly, prioritize inhaling through the nose.
- Don't raise your shoulders while inhaling; let your abdomen gently expand.
- When you feel nasal dryness, drink water and adjust humidity instead of switching to mouth breathing all day.
- Every time you think of smoking, first complete one round of "inhale through nose 4 sec → hold 1 sec → exhale slowly through mouth 6 sec."
#### (2) Diaphragmatic Breathing (3–5 minutes per session)
- Lie on your back or sit reclined, one hand on chest, one on lower abdomen.
- Inhale slowly through nose, feel the hand on your abdomen rise, keep the chest hand as still as possible.
- Exhale slowly through nose or mouth, feel the abdomen fall.
- Rough rhythm: inhale 3–4 sec, exhale 4–6 sec.
- If dizzy, immediately return to natural breathing and shorten practice time.
#### (3) Extended Exhalation (Calming Irritability and Cravings)
- Inhale through nose for 4 seconds.
- Gently hold breath for 1–2 seconds (skip if uncomfortable).
- Exhale slowly through mouth as if through a straw, for 6–8 seconds.
- Repeat 6–10 rounds.
Lengthening exhale helps activate a more relaxed autonomic nervous state, often more effective than scrolling through your phone during craving peaks.
#### (4) Simple "Box Breathing" Variation (if not dizzy)
- Inhale 4 sec → hold 4 sec → exhale 4 sec → hold 4 sec.
- Do 4 rounds only.
- When nasal congestion is severe: inhale can be through mouth, but exhale still slow; or switch back to extended exhalation.
4. Body Position Tips for Nasal Comfort
- Slightly elevate the head of the bed while sleeping, or use a pillow of appropriate height (avoid too high causing neck/shoulder stiffness)
- Side-lying sometimes causes less congestion than lying flat on the back
- Avoid prolonged looking-down-at-phone posture during the day, which collapses the chest and shallowens breathing
- Warm steam (like from a warm shower mist) may temporarily relieve dryness — watch for slipping and time, don't expose mucosa to scalding steam
V. Environment: Humidity, Air, and Smoke Residue Management (High Leverage)
Many people only focus on the nose itself, ignoring that the room itself may be "continuously attacking" the mucosa.
1. Humidity: Target Range and Practical Control
Common health education suggests indoor relative humidity comfort zone is approximately 40%–60% (also affected by temperature, individual factors, and mold risk).
| Condition | Possible Manifestations | What to Do |
|---|---|---|
| Too dry (< about 30%–40%) | Nasal dryness, blood streaks, sore throat, static electricity | Humidifier, hang wet towel, basin of water (limited effect), reduce prolonged strong AC direct blowing |
| Comfortable | Mucosa feels comfortable | Maintain, ventilate regularly |
| Too humid (persistently > about 60%–70%) | Musty smell, dust mites, mold on corners | Dehumidifier, AC dehumidification mode, fix leaks, less indoor clothes drying |
Action checklist:
- [ ] Buy a simple hygrometer, place near the bedroom bedside (not right next to the humidifier nozzle)
- [ ] Change humidifier water daily, clean regularly, avoid "humidifier turning into a bacteria culture dish"
- [ ] If windows have persistent heavy condensation or corner black mold → prioritize dehumidification and leak-finding, not increasing humidification
- [ ] For baby rooms, elderly rooms, asthma patients' rooms, follow medical advice for humidity strategy
2. Ventilation: Exchange Air, Not "Always Closed Against Smog" or "Always Open Letting Dust In"
Basic rhythm suggestions:
- When people stay indoors for extended periods: briefly open windows several times a day (a few minutes to over ten minutes each time, based on outdoor air quality)
- While cooking: turn on range hood, keep it running for a few extra minutes after cooking
- After outdoor areas where people smoke: handle coat odor at the entryway first (see below)
- When outdoor pollution is severe, dusty, or pollen counts are extreme: reduce window opening, use an air purifier (as needed), clean filters
3. Smoke Odor and Residue: Quit-Environment Makeover
As long as the home and car still smell of smoke, both the nose and brain will be constantly reminded to "light one up."
Priority zone cleaning:
- Your own 1-meter living radius: Keyboard area, bedside, sofa seat, driver's seat
- Fabrics: Curtains, sofa covers, bedding, car floor mats — wash or sun-dry
- Hard surfaces: Desktop, windowsill, door handles — wipe with damp cloth
- AC and ventilation filters: Clean or replace per manual
- Trash cans and balcony ash residues: Thoroughly remove cigarette butts and ashtrays (or move them out of the bedroom)
Clothing: Jackets worn during smoking period may have absorbed odor. Wash them all at once; seal and store ones you don't wear temporarily to reduce continuous release.
Social boundaries: Politely but clearly ask family/colleagues not to smoke in your bedroom or car; secondhand and residual smoke both hinder progress.
4. Irritant Checklist: Avoid When Possible
| Irritant Source | Recommendation |
|---|---|
| Secondhand/thirdhand smoke | Zero contact goal; stay away from smoking areas |
| Cooking fumes | Improve cooking + exhaust; on heavy fume days, increase rinsing/spray care |
| Perfume, incense, scented sticks | Minimize during early quit; coordinate with office/communication needs |
| Chlorine/ammonia heavy cleaners | Dilute, ventilate, wear gloves; consider gentler products |
| Dust and pet dander | Wet mop, vacuum (proper filter), change bedding frequently |
| Cold air blowing directly on face | Don't point AC vents at bed or desk |
5. Sleep Micro-Environment (The "Night Stage" for Nose Issues)
- Reduce screen stimulation 1 hour before bed, do 3 minutes of extended exhalation
- Keep bedroom temperature comfortable, avoid being both dry and hot
- If dry mouth is obvious: gargle with light saline before bed (as tolerated), keep water at bedside, assess whether dentist/ENT evaluation is needed to rule out mouth-breathing-related issues
- If nasal congestion worsens at night: try side-lying, elevate head of bed; if persistent and severe, see a doctor to rule out structural or inflammatory issues
6. Portable Strategies for Commuting and Office
- Small-pack saline spray (legal product, follow instructions)
- Moisturizing non-irritating lip balm, reduce dry mouth cracking
- Mask as physical barrier on dusty/high-pollen days (choose one with acceptable breathing resistance)
- Discreet "extended exhalation" under the desk during meeting anxiety without drawing attention
VI. Daily Nasal Care Routine (Non-Prescription)
1. Saline Spray / Rinse
For dryness, thick secretions, and mild irritation, saline is one of the most common home support methods.
General usage approach:
- Choose legitimate saline nasal spray or rinse products
- Strictly follow the instructions for frequency and method; for children and special conditions, follow medical advice
- Rinse tools are for single-person use, disinfect regularly, avoid contamination
- If consistent sharp pain, worsening bleeding, or ear fullness occurs after use, stop and consult a doctor
This article does not prescribe medications (such as steroid nasal sprays, antihistamines, antibiotics) — that's the doctor's job.
2. "Folk Remedies" to Avoid
- Forcefully twisting and blowing your nose left and right until your eardrums ring
- Frequently picking your nose, using sharp objects to remove scabs
- Self-medicating long-term with decongestant nasal drops for "dependence on clear breathing"
- Using unknown-concentration salt water, garlic juice, herbal decoctions to rinse the nose
- Treating cigarette smoke as "therapy"
3. Mouth and Throat Synergy
Nasal dryness often comes with mouth and throat dryness:
- Gargle with light saline water
- Avoid talking all day with mouth breathing without rehydrating
- For those with acid reflux (more coughing when lying down, bitter taste): elevate head of bed, don't overeat at dinner, consult gastroenterology if needed — reflux also irritates the throat and causes clearing
VII. Weaving the Three Lines into One: An Actionable Schedule
1. An Ideal "Supportive Day" (Adjustable to Your Life)
| Time | Diet | Breathing/Exercise | Environment and Nose |
|---|---|---|---|
| Wake up | Small glass of warm water | Diaphragmatic breathing 2 min | Briefly open window; saline spray (if used) |
| Morning | Breakfast with protein | Get up and stretch shoulders/neck every hour at desk | Avoid AC directly blowing; check humidity |
| Noon | Veggies + staple + protein | Walk 10–15 minutes | Stay away from smoking areas |
| Afternoon | Low-sugar drinks; portioned nuts | Extended exhalation when cravings come | Clean desk smoke-residue(if any) |
| Evening | Light dinner, little alcohol | Walk 20 min or strength 10 min | Turn on range hood while cooking |
| Before bed | No overeating | Stretching + breathing 5 min | Check temp/humidity, bedside water, try side-lying |
2. First Week "Minimum Viable" Seven Items (Recommended to Check All)
- [ ] Buy/find a hygrometer, monitor bedroom data for 3 consecutive days
- [ ] Daily water intake "evenly distributed" (not just from meals and beverages)
- [ ] Daily cumulative walking ≥20 minutes
- [ ] Learn one extended exhalation technique, use it first when smoking urge hits
- [ ] Wash pillowcases, bedsheets, or frequently used sofa covers once
- [ ] Remove ashtrays and cigarette butts from your field of vision
- [ ] Record four 0–10 scores before bed
3. Four-Week Progressive Focus
| Week | Focus |
|---|---|
| Week 1 | Environmental subtraction + hydration + short walks + breathing first aid |
| Week 2 | Stabilize three meals; startevery other day strength; adjust humidifier/dehumidifier to comfort zone |
| Week 3 | Deep smoke clean (car, curtains, filters); lengthen walks |
| Week 4 | Review scores; if still severe, schedule ENT/smoking cessation clinic instead of self-medicating with folk remedies |
VIII. Common Misconceptions
- "One cigarette clears my nose, so smoking is good for my nose."
It's more like irritation, a habitual relief ritual, or temporary distraction — at the cost of continued mucosal damage and overall quit progress.
- "Max out the humidifier, make the room feel like a sauna — that's right."
Wrong. Excessive humidity breeds mold and dust mites, potentially worse for those with allergies. Let the hygrometer speak.
- "Eat lots of spicy food, drink strong liquor to sweat out the toxins."
Wrong. For many sensitive mucosae, this is adding fuel to the fire, and it ruins sleep and self-control.
- "If I'm congested today, I should exercise vigorously until I can't breathe."
Wrong. Reduce intensity on uncomfortable days; severe shortness of breath needs evaluation, not toughing out.
- "Saline is useless. Just use strong decongestant drops every day."
Dangerous. Decongestant abuse can cause medication-induced rhinitis. If ineffective or worsening, see a doctor instead of escalating stimulation.
- "Fix the environment and you can completely ignore emotions and cravings."
Incomplete. Even with a comfortable nose, you still need breathing exercises, replacement behaviors, and professional smoking cessation support to hold the line.
- "Taking all the supplements can replace quitting smoking."
No vitamin can offset the damage of continuous smoking.
IX. When to Seek Professional Help
Please seek medical attention or emergency evaluation for situations including but not limited to:
- Difficulty breathing, worsening wheezing, cyanosis, chest pain
- High fever, severe headache, vision changes, altered consciousness
- Heavy or recurrent nosebleeds, persistent foul-smelling unilateral discharge
- Asthma/COPD patients whose symptoms are out of control
- Worsening depression, self-harm thoughts
Consider making an appointment with a smoking cessation clinic / respiratory department / ENT department for:
- Quitting for weeks but nasal congestion and discharge still significantly affect sleep and work
- Suspected allergic rhinitis, sinusitis, deviated septum, etc.
- Repeated relapse requiring medication or behavioral intervention
- Weight, mood, and nasal issues tangled together and hard to self-manage
X. Conclusion: Return "Clear" from Cigarettes Back to Life
During smoking cessation, the nose and breathing are often in a stage of "being repaired but still noisy." The temporary clearing promised by cigarettes comes at the cost of a longer injury bill. Meanwhile, a glass of warm water, opening a window once, one extended exhalation, a set of freshly washed sheets, a 20-minute walk — seemingly trivial — quietly reduce irritation, restore rhythm, and protect the smoke-free life you've just built.
You don't need to be perfect in one day. You just need, the next time your nose is stuffy and your mind is itching, to have one option more concrete than lighting a cigarette.
Stay moist, reduce irritation, move a bit, sleep a little better — your nose and breathing will be on your side.
Reference Directions (For Further Reading, Not a Citation List)
- Public education materials and clinical guideline summaries on tobacco dependence and smoking cessation from various countries and professional societies
- Patient education on allergic rhinitis, sinusitis, and proper use of nasal decongestants from ENT departments
- Indoor environmental health basics: relative humidity, ventilation, mold and dust mite control
- General technical descriptions of diaphragmatic breathing, extended exhalation, and other common respiratory rehabilitation and relaxation training methods
- Public nutrition / physical activity guidelines for balanced diet and physical activity (food first, gradual progression)
*Document type: Lifestyle supportpopular science (popular science) | Applicable scenario: Smoking cessation foundation preparation content | Does not constitute medical advice*
The methods described in this article are suitable for general lifestyle support during smoking cessation and cannot replace professional medical evaluation and treatment.