01/16/2009 Submitted in the Senate, considered, and agreed to without amendment and with a preamble by Unanimous Consent. (consideration: CR S658-659; text as passed Senate: CR S658-659; text of measure as introduced: CR S656) (All Actions)
Coffee and Tea Effects on Teeth. Coffee and tea are especially tough on teeth, because tannic acid scrapes into the pits and grooves of tooth enamel and can stain teeth. The amount of coffee a person consumes daily does affect the color of their teeth.
Coffee drinking habits may influence risk of mild cognitive impairment. Previous studies have suggested coffee consumption may lower the risk of mild cognitive impairment. But new research suggests this protective effect may depend on how coffee consumption habits change over time.