"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The benefits of stair climbing aren't just about fitness; they're key to maintaining autonomy and warding ...

NEW YORK (Reuters Life!) - Pity the poor stepper. While gym lines form for treadmills, elliptical trainers and stationary bicycles, the stair climbing machine is all too often the neglected wallflower ...

“Take the stairs” is common advice for getting more activity into your daily routine — and for good reason. Aside from the fact that stairs are typically easy to access, climbing them is a low-impact ...

OK, what is a calorie, anyway? It’s a unit of energy, defined as the amount of energy needed to raise the temperature of 1 liter of water by 1 degree Celsius. (This is your common “food calorie”: ...