If you’re trying to lose weight and want a new way to do it, stair-climbing as a regular exercise — or just adding a few flights a day — might be for you. It’s accessible, and research shows it’s more ...

Stairs are a part of everyday life; you probably don’t think much of them as you’re hauling laundry up a flight or carrying the trash down. But if you’ve ever found yourself wheezing at the top of a ...