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 ...

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 ...

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 ...

Short, intense workout could help you get fit faster, and boost your health, research suggests. A new study found 1-minute intervals of high-intensity exercise helped people recover better from stroke ...

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 ...

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 ...

People who complain they have no time to exercise may soon need another excuse. Some experts say intense exercise sessions could help people squeeze an entire week's workout into less than an hour.

High-intensity interval training (HIIT) is a cardiorespiratory training technique that involves short bursts of intense exercise followed by even shorter rest periods. You repeat this cycle several ...