September 18, 2013 Science may seem advanced, may even be advanced, but that doesn't mean there aren't still plenty of questions left to ask and answer. A new book catalogs 20 of the biggest questions outstanding. Physicist Marcelo Gleiser looks the list over and ponders some of the subjects keeping scientists awake at night.
September 4, 2013 The aging brain may be more flexible than we thought, a study of older adults now suggests. After playing a racing car video game an hour a day, thrice weekly for a month, adults age 60 and over were better at multitasking than untrained 20-year-olds.
August 30, 2013 About 9 million American adults have taken sleeping pills in the past month. Their popularity generally increases with age and is highest among people 80 and older.
August 27, 2013 Many stroke patients are getting treatment with a drug that dissolves blood clots. The approach was once controversial. But giving the drug to eligible patients within a few hours of a stroke's first symptoms can prevent disability.
August 7, 2013 Even though most people don't want to live radically longer lives, they figure their neighbors do. A majority say they aren't interested in medical treatments that would let them live to see 120. But more than two-thirds of people polled by the Pew Research Center say others probably would.
July 31, 2013 A Philadelphia woman who allegedly gave her 93-year-old father a vial of morphine is facing prosecution in Pennsylvania. Most state laws prohibit assisted suicide, but prosecutions are becoming increasingly rare.
July 18, 2013 Healthy life expectancy is lowest for people in the South, a study finds. People living in the West, Northeast and Great Plains tend to be doing better. But staying healthy is about more than just geography. Healthy habits and access to good health care count, too.
July 15, 2013 The anterior approach for total hip replacement involves going in through the front of the hip, rather than the back. Proponents say it speeds up recovery time. But recovery time has improved a lot with the traditional techniques, too, and there's not yet enough evidence to say this is better.
June 24, 2013 Alzheimer's disease and depression have a lot in common, and people with depression face a greater risk of dementia as they age. Researchers aren't sure why and are seeking clues. They are trying to find out if treating depression will then help prevent or delay dementia.
May 28, 2013 The number of eyelid lifts paid for by Medicare more than tripled in a 10-year span, according to the Center for Public Integrity. The cost to U.S. taxpayers for the surgery rose to $80 million in 2011, the report says. In one year, a Florida surgeon billed Medicare for about 2,200 procedures.
April 18, 2013 Older people are much more likely than youngsters to be killed crossing the street, according to new data from the Centers for Disease Control and Prevention. And men are more likely to be killed than women, regardless of age.