Saliva serves several functions, one of which is to protect and help repair your teeth from the constant assaults mounted by bacteria and your diet. Without sufficient amounts of saliva, your teeth are left unprotected.
A widespread and silent killer that's worse for your health than alcohol and nicotine is likely lurking in your kitchen cabinets. "It" is MSG, a flavor enhancer that's known widely as an addition to Chinese food.
You probably haven't spent much time thinking about how much bromine you're absorbing from your car upholstery or your Mountain Dew. But bromine toxicity is a danger, and it can wreak havoc on your health.