What is empathy? Arefa Cassoobhoy, MD, WebMD’s senior medical director, asks Helen Riess, MD, co-author of The Empathy Effect, about the ability to understand how others truly feel. Next, WebMD’s Chief Medical Officer John Whyte, MD, chats with Jimmy T. Martin and Johnny Adamic, founders of New York City’s BRRN gym, about the benefits of exercise in cold temperatures. Finally, if you’ve ever wondered where germs lurk in your favorite restaurant, we have the answers. Worried about germs in other public places? Get the lowdown.