Researchers are recruiting volunteers to participate in a four-year study trial of cocoa extract. Half of the participants will take capsules containing about as much cocoa extract as you'd get from eating about 1,000 calories of dark chocolate.
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Ramen will buy anything from smuggled fruit to laundry services from fellow inmates, a study at one prison finds. It's not just that ramen is tasty: Prisoners say they're not getting enough food.
Berkeley, Calif., passed the nation's first soda tax in 2014. According to a new study, the tax has succeeded in cutting consumption of sugar-sweetened beverages. But there's uncertainty about whether the effect will be permanent.
Alexander Naddour, of the U.S. men's gymnastics team, bears the circular mark of cupping on his right arm as he prepares to compete on the pommel horse at the Rio de Janeiro Olympics on August 6.
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The long lifespan of the Greenland shark, shown here in the cold, deep waters of the Uummannaq Fjord, may only be surpassed by that of the ocean quahog, a clam known to live as long as 507 years.
Russian tennis star Maria Sharapova isn't competing at the 2016 Olympics. At a March 7 press conference in Los Angeles, she told reporters she'd tested positive for meldonium, a prescription heart drug that improves blood flow. It was banned in January by the World Anti-Doping Agency.
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