Does smoking make you sleepy?
James Craig
Published Jan 08, 2026
While you're smoking: Nicotine disrupts sleep – and smoking can also raise the risk of developing sleep conditions, such as sleep apnea. But since nicotine is a stimulant, smoking can mask your exhaustion. After all, if you're feeling sleepy, a hit of nicotine can wake you up and make you feel alert the next day.
Why does smoking make me sleepy?
Some people claim smoking makes them sleepy. Given nicotine may relieve anxiety and induce relaxation,1 this is possible. Simultaneously, however, nicotine has stimulant properties that are thought to be responsible for insomnia and other potential sleep problems associated with smoking.
Do you get tired from smoking?
Smokers have significantly more fatigue and depression levels and less health-related quality of life compared to non-smoker pwMS. Increased pack-years of smoking is associated worse walking ability, depression, fatigue and health-related quality of life levels.
Do smokers sleep alot?
If you've been smoking for a long time then you're likely to suffer worse withdrawal symptoms. You might find that you're more sleepy than usual when trying to quit 4 but this should subside after a few weeks. You may also find that you're able to fall asleep more easily, and sleep for longer once in bed.
Does smoking make you tired faster?
For instance, smokers have a lowered lung capacity than that of non-smokers. Less oxygen in the lungs means less oxygen to the brain, muscles, and other bodily systems. Over time, this can easily lead to fatigue and reduced respiratory function.
23 related questions foundCan smokers run?
Oxygen transport is altered for up to 24 hours after smoking a cigarette, as the nicotine contained hampers the regulation of your blood vessels as well as your lung function. The vessels constrict and less blood passes through. Bottom line: Smoking and running don't mix.
Are there any benefits of smoking?
Research conducted among smokers has shown that cigarette smoking (or nicotine administration) has several benefits, including modest improvements in vigilance and information processing, facilitation of some motor responses, and perhaps enhancement of memory131"133.
Do cigarettes make you sleepy or awake?
While you're smoking: Nicotine disrupts sleep – and smoking can also raise the risk of developing sleep conditions, such as sleep apnea. But since nicotine is a stimulant, smoking can mask your exhaustion. After all, if you're feeling sleepy, a hit of nicotine can wake you up and make you feel alert the next day.
Does nicotine make you tired or awake?
Using nicotine within four hours of bedtime disrupts sleep quality and causes you to wake at night. Daily smokers have a lot of daytime sleepiness. Studies show that people who smoke often (have their first puff early in the day) sleep for a shorter amount of time, throwing off their sleep patterns.
Do smokers wake up at night to smoke?
— Many cigarette smokers wake in the night, smoke, and then return to sleep. Prior research has linked this behavior to smoking a higher number of cigarettes each day and to a higher likelihood of failing when trying to quit smoking.
Does smoking relieve stress?
Smoking and stress
Some people smoke as 'self-medication' to ease feelings of stress. However, research has shown that smoking actually increases anxiety and tension. Nicotine creates an immediate sense of relaxation, so people smoke in the belief it reduces stress and anxiety.
Does smoking make you skinny?
Smoking's effect on body weight could lead to weight loss by increasing the metabolic rate, decreasing metabolic efficiency, or decreasing caloric absorption (reduction in appetite), all of which are associated with tobacco use. The metabolic effect of smoking could explain the lower body weight found in smokers.
Does smoking cause sleeplessness?
Night-time smoking was significantly associated with greater insomnia and shorter sleep duration. Conclusions: Findings provide evidence that smoking is associated with increased insomnia severity and shorter sleep duration, particularly nightly smoking. Sleep health should be considered in smoking cessation efforts.
Will I sleep better if I quit smoking?
Quitting smoking or vaping is one of the best ways someone can help improve their sleep. This may be because smoking is a stimulant and stimulants make it harder to get to sleep and stay asleep. It may also be because smokers may have other habits that disrupt sleep such as drinking more coffee or alcohol.
Can't sleep quit smoking?
Having trouble sleeping
It's common to have some trouble sleeping when you first quit smoking. This will get better, but if it is bothering you, talk with your healthcare provider to get help. If you become exhausted from poor sleep, this can make it harder to stay quit.
Does nicotine affect sperm?
Turns out, nicotine itself is a problem. It significantly lowers sperm count, sperm motility, sperm viability, and increases the percent of sperm with abnormal morphology (Budin 2017). It also reduces the weight of the testes, testosterone level, and testicular antioxidant status (Erat 2007).
Should I smoke a cigarette before bed?
You may think that having a cigarette before bed or in the middle of the night relaxes you, but this is not the case. Nicotine is a stimulant and makes it harder to fall asleep and to stay asleep. Cigarettes should ideally be avoided altogether, and certainly for at least 2 hours before bed.
Which is worse vape or smoking?
1: Vaping is less harmful than smoking, but it's still not safe. E-cigarettes heat nicotine (extracted from tobacco), flavorings and other chemicals to create an aerosol that you inhale. Regular tobacco cigarettes contain 7,000 chemicals, many of which are toxic.
How many cigarettes a day is OK?
He and his colleagues calculated that the risk from smoking about one cigarette per day is around “half that for people who smoke 20 per day.” The findings challenge a widely held view that smoking just a few cigarettes per day is “relatively safe.”
What are 5 reasons to quit smoking?
The Top 5 Reasons to Quit Smoking
- Your heart and lungs will get the rest they deserve. ...
- You won't put others at risk anymore. ...
- You can learn mindfulness or other good mental health habits. ...
- Your cancer risk will plummet. ...
- You'll live a longer, happier life.
Why is smoking so addictive?
Nicotine works very much like other addicting drugs, by flooding the brain's reward circuits with a chemical called dopamine. Nicotine also gives a little bit of an adrenaline rush – not enough to notice, but enough to speed up the heart and raise blood pressure.
What's the safest thing to smoke?
There is no safe smoking option — tobacco is always harmful. Light, low-tar and filtered cigarettes aren't any safer — people usually smoke them more deeply or smoke more of them. The only way to reduce harm is to quit smoking.
Do athletes smoke?
Despite this scientific evidence, the prevalence of smoking in elite athletes is actually many times lower than in the general population. The reasons for this are unclear; however, there has been little to no effort made on the part of national governing bodies to encourage smoking among athletes.
Can I smoke and workout?
Tip. Yes, you can exercise and smoke, but that doesn't mean you should. Smoking decreases your physical performance and increases your chance of developing several health conditions.
Is smoke worse at night?
At night smoke may move in different directions than smoke does in the day, and can be heavy--especially if the outdoor air is still. It tends to be worst near dawn. Close bedroom windows at night.