effects of tobacco on the body
Smoking and tobacco. Effects on your body, smoking-related conditions and quitting. Obesity and overweight, managing weight and healthy weight loss or gain. Health, development, puberty, identity, risk taking, school, sex and sexuality and health conditions.
1 More nicotine is absorbed by chewing tobacco use that by smoking a cigarette. 2  Chewing tobacco use is a risk factor for the development of oral cancers and precancers.  Other health risks of chewing tobacco include gum disease, tooth decay and tooth loss, and possible links to other cancers and cardiovascular disease.