The placebo effect, where you can take something dopey like a sugar pill and somehow feel better, has baffled scientists ever since they've been aware of it. Would it surprise you to know the effect may not be in your head but in your genes?
You might have read reports about so called "measles parties," in which parents purposely send healthy children off to parties with measles-infected kids. It turns out the parties aren't a thing, according to health officials.
A husband and wife are sick with avian flu after returning from China.
With the recent measles outbreak linked to a certain famous mouse's home turf in California, the spotlight has been thrown back onto a disease that was thought largely eradicated in the United States.
Sleep probably gets less credit than it should for battling illness since much of its work is under cover.
The death toll is rising, but the number of new cases is slowing, says the World Health Organization.
They might share many of the same symptoms, but the cold and the flu really are two very different things, starting with what causes them. Trace explains what you can and can't do when either of them comes calling your name.
Feces-contaminated water causes illness and death for nearly 1 million children under the age of 5 ever year, according to the United Nations. And 14% of the global population has to defecate in the open. Trace explains why toilets matter so much.
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