Reductions seen in risk of heart disease, stroke, cancer and early death

Supporters and opponents sound off

Supporters and opponents sound off

Severe gum disease can signal undiagnosed case of blood sugar disease

Study shows increasing risk of brain blockage with more severe gum disease

Minorities, women, seniors on Medicare, rural residents less likely to be diagnosed in time for tPA

But older people have a higher risk of minor complications, study finds

See which fruits, veggies may be linked to lower risk of lung disease in smokers, study suggests

Detailed review suggests it's time to retire this costly but useless intervention

In study, brainy students more likely to drink or try marijuana, but they did stay away from tobacco