A generic drug that's used to treat transplant patients has been shown to extend the life span of some animals. Guido Mieth/Getty Images hide caption
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longevity
A large new study shows people who bike have less knee pain and arthritis than those who do not. PamelaJoeMcFarlane/Getty Images hide caption
Like to bike? Your knees will thank you and you may live longer, too
Climbing stairs is a good way to get quick bursts of aerobic exercise, says cardiologist Dr. Carlin Long. lingqi xie/Getty Images hide caption
Elevator or stairs? Your choice could boost longevity, study finds
A cheap drug may slow down aging. A study will determine if it works
Strength training is good for everyone, but women who train regularly get a significantly higher boost in longevity than men. Gary Yeowell/Getty Images hide caption
A plant-based diet is not just good for your health, it's good for the planet. Alexander Spatari/Getty Images hide caption
Scientists can tell how fast you're aging. Now, the trick is to slow it down
People who use hearing aids to restore hearing have a 24% lower risk of death, compared to people who don't use hearing aids, a new study finds. Pekic/Getty Images hide caption
Hearing aids may boost longevity, study finds. But only if used regularly
Kame Ogito, 89, gathers seaweed at low tide in Motobu, Okinawa, Japan. Seaweed is part of the plant-based, low-calorie diet that makes Okinawans some of the longest-lived people in the world. David McLain/Dan Buettner hide caption
7 habits to live a healthier life, inspired by the world's longest-lived communities
The hydra, a tiny aquatic creature, appears to never age. Scientists are studying it to learn what secrets it may hold to longevity. Leonardo Santamaria for NPR hide caption
Even if optimism doesn't come naturally, it can be taught, researchers say. Therapists can help you practice reframing your expectations, to cultivate a sunnier outlook. Roy Scott/Ikon Images via Getty Images hide caption
Optimists For The Win: Finding The Bright Side Might Help You Live Longer
Naked mole rats are eusocial, which means they live all crowded together, in a colony underground. Gregory G Dimijian/Getty Images/Science Source hide caption
New research shows that daily light walking is important for maintaining health as you age. But if you can't hit 10,000 steps, don't worry. Peter Muller/Getty Images/Cultura RF hide caption
The latest study to link coffee and longevity adds to a growing body of evidence that, far from a vice, the brew can be protective of good health. Sutthiwat Srikhrueadam / EyeEm/Getty Images/EyeEm hide caption
Coffee Drinkers Are More Likely To Live Longer. Decaf May Do The Trick, Too
Cutting back up to 25 percent of your calories per day helps slow your metabolism and reduce free radicals that cause cell damage and aging. But would you want to? VisualField/Getty Images hide caption
You May Live Longer By Severely Restricting Calories, Scientists Say
Eating too much bacon, or too few whole grains, nuts and seeds, can influence your risk of death from heart disease. Nearly half of all deaths from heart disease and Type 2 diabetes are linked to diet. Paul Taylor/Getty Images, John Lawson/Belhaven/Getty Images hide caption
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. Julius Nielsen/Science hide caption
Talk About An Ancient Mariner! Greenland Shark Is At Least 272 Years Old
A distinct version of the Mediterranean diet is followed on the Blue Zone island of Ikaria, Greece. It emphasizes olive oil, vegetables, beans, fruit, moderate amounts of alcohol and low quantities of meat and dairy products. Gianluca Colla/Courtesy of Blue Zones hide caption
Regular nut consumers had about a 20 percent reduction in all-cause mortality, including lower death rates from heart disease and cancer, a study found. iStockphoto hide caption