You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. The start of a new year always brings new exercise routines — or at least the intentions to start them ...

Peng Lin Hua, 86, taught physics in China before retirement. He still leads an active life — in his 50s, he started doing headstands with his wife. Now, he exercises daily, enjoys brisk walks, and can ...