Mid-lifers who want to be active in their 70s, 80s should be hitting the gym now

... says Oh. In the U.S., the American Heart Association and the Centers for Disease Control recommend adults do weight training - with good reason, says Kent Adams, director of the exercise physiology laboratory at California State University Monterey ...

http://www.ottawacitizen.com/health/seniors/Midlifers+want+active+their+should+hitting/9338136/story.html