a food handler may chew tobacco What can dipping and chewing do to your body? 5 things to know Smokeless tobacco: Just an issue

Nicotine comes from the tobacco plant ( Nicotiana tabacum ), where it's naturally produced in the roots and stored in the leaves at concentrations of 0.6-3% by weight

Nicotine continues to be absorbed into the bloodstream for much longer than for smokers Smokeless tobacco causes oral cancer, esophageal cancer, and pancreatic cancer, and puts the user at risk for heart disease, gum disease, and oral lesions

Similarly, a significant decrease in mean sperm concentration from 113 10 6 to 66 10 6 /ml was observed between 1940 and 1990 with an estimated decrease of 0.934 10 6 /ml per year (Carlsen et al

Keeps mouth busy

Stomach Ulcers: Patients with stomach ulcers might experience worsening symptoms due to nicotine stimulation of stomach acid production