Molecular advances in early breast cancer

  Advances in understanding the molecular biology of breast cancer have led to a new tumor classification system that can help clinicians determine which treatments are most likely to be effective.   More »

Becoming a vegetarian

You can get many of the health benefits from becoming a vegetarian without going all the way. You can steer your diet in that direction with a few simple substitutions. More »

By the way, doctor: Should I have my knee replaced?

Fifteen years ago, I had surgery for a torn meniscus and was told I had arthritis. I'm now 79, and my knee hurts most days, though I still exercise daily on a stationary bike. I hate to take pills. Should I consider a knee replacement? (Locked) More »