Manténgase sano!

Folks tussling with lousy sleep often turn to the sidewalk or the treadmill or the bike, figuring that aerobic exercise will earn them a few more minutes of solid snoozing.

They might be better off hefting some weights, a new study argues.

Resistance exercise appears to be better than aerobic workouts as a way to improve your 40 winks if you're having problems sleeping, researchers ...