Add Yahoo as a preferred source to see more of our stories on Google. Just for the record, we're not here to put planks down. Quite the opposite. They're one of the best core exercises you can do. In ...

A certified trainer's 12-minute bodyweight routine builds strength after 65 without gym equipment.

Just four minutes of daily strengthening exercise dramatically increases key factors in quality of life for aging adults, according to a new study led by researchers at Penn State College of Medicine.