In my experience as a physician, patients that "diet" often see their weight fluctuate up and down the scale. This reflects the nature of a diet. Many diets are extreme and not sustainable.

Change is scary for all of us. But if you want your body to be different, if you want to feel better, look better and live a longer, happier, healthier life, it's also necessary. The key is to change the way you look at things -- to change your mindset.

By Dr. Mike Roussell for Shape.com Q: Why is it harder to lose weight each time I gain it back? A: Ironically, it probably isn't physically hard...

Which metros give you a fighting chance to get back into fighting shape? Instead of doing crunches at the gym, we've been sitting at our desks crunching the numbers to figure it out.

If I were running The Biggest Loser, it would be the most boring TV show ever. People losing a few pounds a month doing light exercise for short periods of time doesn't have the same ring to it.

How easy it becomes to pack on the pounds during the cruel months of winter. Fear not... With a little discipline, a little planning, and a firm resolve, you can beat back the wolves of winter weight. All it takes is a few new strategies for exercising and eating right.

The temptation to go on a fad diet and lose and gain, lose and gain, and lose and gain some more, is overwhelming for celebrities, as well as the rest of us. Want to know what really happens with some of these wild and crazy fad diets?

It is a new year, and the cry to get back in shape is heard around the world. But there are many out there that don't believe it can happen for them. For one-third of my life, I thought that too. I was obese, weighing 50 more pounds than I do now.

With so many options out there for weight loss, and so many experts to dish it out, it's easy to see why the "right or wrong way" can get lost in the weight-loss storm. What if I told you that avoiding a few simple habits could be the first step to help you shed pounds?

Permanent weight loss is a holistic event. Permanent weight loss is a mind-changing, life-changing event. You can lose weight, but you will find it again and again until you are ready for permanent change.

Here is the scenario for you. When you start off on a hormonal approach to fat loss, you realize that eating becomes a matter of eating more of the right things rather than less of anything. And because everyone is different, the right things can vary from person to person.

Having the honor of speaking all over the world about health gives me an awesome opportunity to see what sticks with my audience and what doesn't. If there's one tip that seems to have the greatest stickiness and impact, it's "avoid the three B's."