Is it harmful to smoke one cigarette a day?

In daily life, many people have the habit of smoking. Although everyone knows that smoking has great harm to health, there are still many people who smoke every day. There is a saying that smoking one cigarette a day will not cause harm to the body. This statement is incorrect. Whether smoking one cigarette or a pack of cigarettes, the harm to health exists, and this is an indisputable fact.

Reduced lifespan:

When talking about the harm of smoking, we have to talk about life expectancy. According to some surveys, on average, every cigarette smoked will shorten life expectancy by 11 minutes. Of course, this number may not be accurate, but one thing is certain: non-smokers live longer than smokers.

Affects sleep quality:

According to a recent survey by German scientists, smokers sleep less and have poorer sleep quality than non-smokers. Among them, nicotine is the main culprit that affects sleep. Poor sleep quality will not only make people in a bad mental state after waking up, but some studies have also shown that if poor sleep quality is habitual, it will also cause health problems such as obesity, diabetes, and heart disease.

Impact on reproductive function:

According to research, the sperm fertilization ability of long-term smokers is reduced by 75% compared with non-smokers. The main culprit is still the nicotine in cigarettes, as sperm can recognize nicotine and react to it. Long-term smoking overloads the nicotine receptors in human sperm, thereby reducing the ability to fertilize.

Increased risk of miscarriage:

Smoking by pregnant women not only harms their own health, but may also cause harm to the fetus in the womb. The nicotine and alkali contained in cigarettes can cause vascular diseases throughout the body, affecting the uterine blood vessels. Smoking makes miscarriage more likely in early pregnancy and one of the most dangerous complications of pregnancy - gestational hypertension - occurs in mid-pregnancy.

Causes lung disease:

Smoking is one of the main causes of chronic bronchitis, emphysema and chronic airway obstruction. Smoking can cause changes in the structure and function of the central and peripheral airways, alveoli and capillaries, and affect the lung's immune system, leading to the occurrence of lung diseases.