Traditional cigarettes are even more troublesome.

You should belong to nicotine poisoning, nicotine is the main source of addiction. It takes only 7.5 seconds to inhale nicotine from cigarette smoke to reach the brain, which makes smokers feel a mild and pleasant feeling, which can make the central nervous system excited first and then inhibited. The half-life of nicotine in plasma is 30 minutes. When nicotine is below a stable level, smokers will feel fidgety, unwell, nausea and headache, and want to smoke a cigarette to supplement nicotine. The content of nicotine in cigarettes varies with the quality of tobacco leaves and processing technology. Generally, each cigarette contains 1.5-3 mg. When smoking, about 25% of nicotine is destroyed by burning, 5% remains in cigarette butts, 50% diffuses into the space, and only 20% of nicotine is really absorbed by the human body, so some people will not be poisoned if they smoke a box of cigarettes a day. However, the stimulation and damage of nicotine to many human organs are increasing day by day.

A word of advice, give up!