Looking for a fountain of youth? You may need to search no further than your sneakers. Exercise, particularly high-intensity interval training, encourages your cells to make more proteins to feed ...

It seems natural that when you exercise, you're going to get more hungry and eat more to fuel yourself. However, as The New York Times points out, that's not always the case. When we exercise we ...

Researchers have long suspected that the benefits of exercise extend down to the cellular level, but know relatively little about which exercises help cells rebuild key organelles that deteriorate ...

DEAR DOCTOR K: What is interval training? What are the benefits of exercising this way? DEAR READER: Interval training simply means alternating between short bursts of intense exercise and brief ...

If you really want a workout, try interval training. Nearly every gym now offers what’s called high intensity interval training, or HIIT; sessions involve pushing yourself to nearly your peak heart ...

HIIT may offer the same health benefits as regular exercise in less time and help reduce body fat, heart rate, and blood pressure. It may even help improve blood sugar levels and insulin sensitivity.

Decades of exercise research data support the common view that steady workouts over the long haul produce not only physical benefits but also improved brain function. But what about single bursts of ...

In the fitness world, the word “miracle” gets thrown around like a two-pound dumbbell. But when it comes to high-intensity interval training (HIIT), a very short workout, the benefits you’ve heard ...