One of the most frustrating things your husband can say to you: "I need to lose 5 pounds—I'll cut out the beer."

That's because you could forgo beer forever and still never get close to squeezing into your skinny jeans from high school. It's not fair, but men are natural losers. We women may think we know every weight-loss trick in the book, but men have some distinct physiological advantages.

For one, men's bigger muscle mass helps them burn 30 percent more calories than we do, says nutritionist Cynthia Sass, R.D., co-author of Your Diet Is Driving Me Crazy. Women generally have more body fat and are biologically more inclined to store it; men also get a free pass from the monthly hormone peaks and valleys that leave us grumpy, bloated, and craving anything chocolate. Finally, in the gym, men flock to the weight racks and do routines that pack on metabolism-boosting muscle, while women miss out on those benefits when they're tied to the treadmill.

Start your engines: Burn more fat with this metabolism-boosting routine.

For the rest of this informative article on MSN Health, click here.