Tobacco addiction :
Tobacco addiction occurs when an individual begins to be dependent on the chemical nicotine found in tobacco. It changes the brain that is flooded with chemicals causing good feelings and a person desires more. Over time, this addiction makes it difficult for a person to quit cigarette smoking or even use chewing tobacco easily. Tobacco addiction causes some very severe health conditions that may include lung cancer, heart disease, and respiratory diseases. Symptoms of addiction include being unable to quit smoking even if health problems start to manifest, irritability or anxiety when they cannot get or use tobacco. Quitting involves severe withdrawal symptoms such as irritability, inability to concentrate, and a desire to smoke the doctor will prescribe nicotine replacement therapies such as patches or gum medications to decrease your urges for the stuff, behavioral counseling as a supplement for long-term quitting, and joining support groups as a source of more aftercare. Quitting tobacco improves general health, prevents deadly diseases, and leaves behind a better quality of life.