Cover Story

Aortic aneurysm

Watching a weakened artery

An aneurysm occurs when one or more areas along the wall of the aorta become weak or damaged.

Read More

Featured Article

Second Opinion

Do cat scratches pose particular risks?

A: "Cat Scratch Fever" is more than a rock-and-roll song. A bite or scratch from a cat carries particular risks, and infection is common. Cat-scratch disease is a specific type of bacterial infection that occurs when a cat bites or scratches hard enough to break the skin's surface or... Read More

Do you recommend a ketogenic diet to lose weight?

A: For most people, no — particularly if they're trying it without medical supervision. A ketogenic diet greatly restricts carbohydrate intake to fewer than 50 grams a day. It keeps protein intake modest, but allows you to eat as much fat — preferably from healthier fat sources such... Read More