Understanding Migraine Headaches

Jonathan Reyes whimpered softly as he and his parents approached what was left of their house, one of more than than 500 structures razed by wildfires raging in Los Angeles County. His parents were anguished about explaining the loss to their son. Any 7-year-old would find such loss devastating, but Jonathan is even more fragile. He has autism.

U.S. opens FDA office in China after scares

The first foreign office of the U.S. Food and Drug Administration opened Wednesday in Beijing after an influx of contaminated Chinese food and drug imports to the United States.

Healthy Thanksgiving tips, market to table

Thanksgiving marks the beginning of a season where eating is central to the festivities. While it's also the season of indulgence, it's easy to plan a holiday meal that's delicious and healthful. Whether you're serving two or 20, these guidelines will help make sure your big dinner is a success. Follow our tips for making smart choices at the market, in the kitchen, and at the table.

How astronauts stay fit, on and off the planet

Being in space is like being Superman every day, says Clay Anderson, a NASA astronaut from Omaha, Nebraska. But floating around in zero-G can have some serious consequences for the human body, NASA's experts have learned.

Study: Ginkgo doesn't cut dementia risk

The popular herb ginkgo biloba does not reduce the risk of dementia or Alzheimer's disease, according to a study of more than 1,500 elderly patients who took the supplement. Often touted as a way to preserve aging memories, no large-scale, randomized clinical trial -- until now -- has thoroughly evaluated the safety and effectiveness of ginkgo biloba extract as a way to prevent dementia.

Exercise plus sleep lower cancer risk in women

Regular physical activity may lower a woman's overall risk of cancer, suggests a new government study -- but only if her workouts don't cut into a good night's sleep. Otherwise, lack of shut-eye appears to cancel out much of exercise's protective benefits.

Brush your teeth, save your life?

Oral surgeon Dr. Gary Bouloux is about to pull a diseased wisdom tooth from his patient's mouth, using forceps that look like a pair of silver pliers.

Survey: Half of primary-care docs want to quit

Nearly half the respondents in a survey of U.S. primary care physicians said that they would seriously consider getting out of the medical business within the next three years if they had an alternative.

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