Every hour you sit at work increases your mortality 11 percent. Think about that.

It's a big issue for me - feeling like I should be helping every person who asks for something or who has a problem.

I used to bicycle to work across the George Washington Bridge, but my wife told me it wasn't professional.

I really think it would be cowardly to pull back and not challenge the status quo, when the status quo may not be the right way for the field to go.

Avoid buying frozen dinners and processed foods, as they are often overloaded with salt.

There are really two things that drive New Year's resolution success. Number one is telling somebody about your goal. Chances are, they'll either join you in pursuing it or at least support you. Number two is to be concrete and specific. You don't want a goal like "becoming a better person," because there's no objective way to judge that. It's got to be something like "I'm going to call my mother once a week." Or "I'm going to cut my body mass index to 25." It can't be fudgeable.

People say their weight is genetic. But it turns out that people who are overweight don't just have overweight kids. They also have overweight pets. That's not genetic.