From the time you are born to around the time you turn 30, your muscles grow larger and stronger. But at some point in your 30s, you begin to lose muscle mass and function, a condition known as age-related sarcopenia or sarcopenia with aging. People who are physically inactive can lose as much as 3% to 5% of their muscle mass per decade after age 30. Even if you are active, you will still experience some muscle loss.
Although there is no generally accepted test or specific level of muscle mass for...
Sure, the band's been around since 1962, and three of its members are in their 60s. But all the jokes about walkers and dentures are getting a bit, well, old. Here are a few post-Super Bowl stats on Mick Jagger for you, courtesy of the British tabloid the Daily Express:
Age: 62. Weight: 140 pounds. Waist size: 28 inches. Distance he struts or sprints in a typical stadium show: about 12 miles.
What's all the more remarkable is that the Stones are not only the longest-running rock group in America but also its some of its most infamous bad boys. Along with some great albums, their legacy includes a long trail of dead or burned-out band members, wives, and groupies who just couldn't keep up with their rock-and-roll lifestyle.
Changing Face of Aging
How does Sir Mick stay in such amazing shape? How does Keith Richards even stay alive -- and doesn't that contradict everything we've been told about how to stay healthy in our senior years? Why haven't the Stones retired to an island somewhere? And what keeps the fans coming out in droves, year after year, to a band that's past its prime?
The answers, it appears, tell us a lot about the changing (but puffy-lipped) face of aging today. To their legions of baby boomer fans, the Stones symbolize their own potential in their later years -- and the possibility of redemption for youthful indiscretions.
"People are being told you can't teach an old dog new tricks, you're over the hill, it's time to lower your expectations of yourself," says Gene Cohen, MD, PhD, a leading aging researcher and author of The Mature Mind. "Now increasingly we're seeing people who still keep their expectations high. It pumps a lot of people up to see that the Stones can still do it."