What are the major contributing factors for head and neck cancers?

The major causes (etiologic factors) for head and neck cancers are tobacco and alcohol use, including cigarettes, cigars, snuff, chewing tobacco, betel leaf, lime, catchu and areca nut, and marijuana. Combining tobacco and alcohol use poses an even greater risk. Learn how to kick the tobacco habit. Other causes include: Viruses (herpes simplex virus and the human papilloma viruses) Genetic predisposition (further study on this issue is being conducted) Occupation (workers in nickel refining and wood- and le...

The Vitamin for Acne

In general the BEST way to get vitamins to your skin cells is to eat the vitamins and let your blood do it. I.e. this is much better than laying it ON your skin. Your blood system is how your body is set up to transfer vitamins and nutrients to your cells. You also need to drink a lot of water to help your blood and cells work well, bringing in nutrients and removing the wastes. Your skin is set up to prevent foreign objects from getting in to your body. So the whole reason your skin exists is to prevent st...