Lose Weight Smartly: 7 Little-Known Tricks that Shave Pounds part 6

But don't overdo it

By Maureen Salamon, MyHealthNewsDaily Contributor

Exercising for more than 45 minutes or so may stimulate the production of cortisol, a stress hormone, which can lead in turn to fat production, said Dr. Marc Tinsley, a health, fitness, safety and wellness consultant in Monroeville, Pa.

By splitting one 60-minute workout into two 30-minute sessions, you'll "turn your body into a fat-burning machine," Tinsley said.