Withdrawal syndrome is a set of body reactions suffered by a person addicted to a substance when they stop taking the drug. The symptoms vary depending on the substance and the period of time the person has been consuming it.
Tobacco withdrawal affects 85% of smokers who decide to quit. Nicotine is one of the substances that can cause greater dependence. Most signs and symptoms of nicotine withdrawal appear during the first 7 to 30 days, they are more intense between the first and fourth days and after that the intensity decreases.