Why is it that some people are thin and others prone to obesity? Hundreds of books have been written to explain this dilemma. Some blame the under-active thyroid. Others cite genetics. But Dr. James Levine, an endocrinologists and Professor of Nutrition at the Mayo Clinic in Rochester, Minnesota, has a “neat theory” supported by “Magic Underwear” to explain the difference.

Three letters, ACL (anterior cruciate ligament), could end the golfing career of Tiger Woods. As much as he tried, it was impossible for Woods to keep his pain to himself as he held his left knee, and limped and grimaced through 91 holes of the U.S Open. But was it prudent for Woods to play with an injured knee and risk further damage to this vulnerable joint?

A Mayo Clinic researcher has identified exactly what is causing people to gain so much weight, even though our eating habits haven’t changed a lick in decades. So what’s behind our expanding waistlines? It’s called “sitting disease” – and it’s entirely preventable.