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A majority of teens see marijuana as risk-free
For pregnant women, is that still a question?
The hallowed notion that oxidative damage causes aging and that vitamins might preserve our youth is now in doubt
The most gregarious salespeople are not the most successful
A key attention region may underlie some octogenarians' unusual abilities
An occasional drink during pregnancy is unlikely to harm most children, but we lack the tools to fully measure alcohol's effects on the developing brain
Health departments have shrunk, raising fears about epidemics
Despite government recommendations, there is little evidence that flu vaccines help individuals older than 65 or younger than two
Shedding pounds may be a better way to promote cardiovascular health than avoiding the saltshaker
Polyunsaturated omega-3 fatty acids are important parts of a healthy diet, but supplement studies have numerous sampling problems
Mean comments arise from a lack of eye contact more than from anonymity
Few medications have been proved safe for children, leaving doctors in a bind
A task force found insufficient evidence to recommend supplements to healthy people to prevent broken bones or cancer, but this could overlook several categories of people
Allergies may have emerged to protect us from environmental toxins
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