19-40 Segment 1: Does Prenatal Fluoride Lower IQ?

Does Prenatal Fluoride Lower IQ?

Fluoride in community drinking water has been controversial since its introduction nearly 75 years ago. A new study adds to this with evidence that pregnant women who drink fluoridated water may produce children with slightly lowered IQ. The study author and two other experts discuss what’s known and what the ramifications of the study could be for communities, for oral health, and for children.

Not Enough Sleep: Even Worse For You Than We Thought

Getting less than six hours of sleep per night has long been known to be hazardous to health, but the discovery of the mechanisms behind those hazards is leading scientists to strengthen their warnings. Too little sleep or poor sleep carries heart and brain risks that are powerful, as experts explain.

Weight Loss Surgery for Teenagers

The proportion of severely obese teenagers continues to rise. Doctors increasingly understand that only weight loss surgery is likely to help them lose weight and avoid health consequences of obesity. But teens are often held back until they’re so heavy that even bariatric surgery isn’t enough to return them to normal weight. Experts discuss.

Can IUDs and Other Contraceptives Trigger Autoimmune Disease?

Autoimmune diseases such as rheumatoid arthritis and lupus carry a genetic predisposition, but need an environmental trigger to take hold. Triggers are poorly understood, but some women claim their disease is a result of contraceptives, including birth control pills and IUD’s. Experts and one women suffering from autoimmune disease discuss the issue.

Silent Heart Attack

Heart attacks that produce few if any symptoms may be mistaken for indigestion or simple malaise, but they can be more serious than heart attacks that bring crushing pain because they often don't bring a victim to the hospital for lifesaving help. Experts discuss.

Overhead view of peanut butter on bread with red crayon warning about peanut allergies

17-07 Segment 1: Peanut Allergies and Kids: Changing the Rules

New studies show rather than keeping kids away from peanuts to protect them, parents should give most infants peanuts from an early age.

16-05 Segment 1: Silent Heart Attack

Heart attacks that produce few if any symptoms can be more serious than those that bring crushing pain because they often don't bring a victim to the hospital for lifesaving help.