NutritionFacts.org Video Podcast Michael Greger, M.D. FACLM

There have been more than 50 studies showing an association between higher fluoride exposure and lower IQ, but is it cause-and-effect?

According to the CDC, about a third of American children now have some form of cosmetic defects in their tooth enamel due to fluoride exposure, known as dental fluorosis.

How good is the evidence that flossing is effective, and what have randomized controlled trials shown to be the optimal toothbrushing and flossing sequence?

Based on nearly 100 randomized controlled trials, fluoride toothpaste reduces dental cavity rates, but what about just adding fluoride to the water supply?

Beyond the antioxidant, anti-inflammatory, and alkaline-forming qualities of fruits and vegetables in general, are there extra benefits our bones can get from particular produce?

Astonishingly, a baby with a heavy surrogate mother and a thin biological mom may harbor a greater risk of becoming obese than a baby with a slim surrogate mom and a heavy biological one.