Overtime a person can become physically dependent on and emotionally addicted to it. Quitting cigarettes is just as hard as quitting heroin and cocaine. Some people succeed going cold turkey. When some smokers have to quit gradually or try it step by step. When quitting cigarettes smokers are afraid of the side effects as in weight gain or withdraws, so they prolong the quitting process. “In a 2007 review of the effects of abstinence from tobacco, Hughes John R. ed concluded that anger, anxiety, depression, difficulty concentrating, impatience, insomnia, and restlessness are valid withdrawal symptoms that peak within the first week and last two-four weeks."[1] As for the weight gain Nicotine curbs the appetite and triggers the liver to release glycogen. Nicotine is a stimulant, and may also interfere with the release of the hormone insulin. Insulin controls glucose levels in the blood. When this function is blocked, a person will become slightly hyperglycemic, and as a result, the body and brain may slow down the hormones and other signals that trigger feelings of hunger.
Overtime a person can become physically dependent on and emotionally addicted to it. Quitting cigarettes is just as hard as quitting heroin and cocaine. Some people succeed going cold turkey. When some smokers have to quit gradually or try it step by step. When quitting cigarettes smokers are afraid of the side effects as in weight gain or withdraws, so they prolong the quitting process. “In a 2007 review of the effects of abstinence from tobacco, Hughes John R. ed concluded that anger, anxiety, depression, difficulty concentrating, impatience, insomnia, and restlessness are valid withdrawal symptoms that peak within the first week and last two-four weeks."[1] As for the weight gain Nicotine curbs the appetite and triggers the liver to release glycogen. Nicotine is a stimulant, and may also interfere with the release of the hormone insulin. Insulin controls glucose levels in the blood. When this function is blocked, a person will become slightly hyperglycemic, and as a result, the body and brain may slow down the hormones and other signals that trigger feelings of hunger.