There is no exact value, but people who smoke and drink regularly will live shorter lives than ordinary people. Nicotine in cigarettes is also very harmful to the body and lungs, and long-term drinking will directly affect your life and health.

It is suggested that you should develop good living habits and eat more fruits and vegetables, which will help to supplement the vitamin content reduced by smoking and drinking.

Smoking and drinking are often harmful to your health;

1. Frequent and heavy smoking will increase the incidence of lung cancer.

2. Smoking has the greatest impact on respiratory tract, which can induce laryngitis, tracheitis, emphysema and other diseases, and also increase the incidence of chronic diseases such as heart disease, stroke and hypertension.

3. The central nervous system is the most harmful to people. Long-term heavy drinking will slow people's reaction and reduce their memory, thus increasing the risk of cerebral infarction.

4. Long-term drinking may also lead to alcoholic cirrhosis and increase the incidence of laryngeal cancer and digestive tract cancer.