If you’re ready to add something new to your training plan, or you struggle with getting motivated to pick up some weights, AMRAP workouts might be just what you’re looking for. AMRAP stands for “as ...

Understanding progressive overload is a must to up your muscle mass, trainers agree.

A small study has found that combining time-restricted eating and high intensity exercise may improve cardiometabolic health and contribute to weight loss. Participants who combined this diet and ...

In 1996, Dr. Izumi Tabata published a groundbreaking study on high-intensity interval training, or HIIT, and its effects on aerobic (VO₂ max) and anaerobic capacity in young, physically active men ...

NNOXX compiled a list of 10 myths about strength training and debunked them using information from various scientific and medical sources.

VO2 max is often referred to as a key marker of fitness. It’s the measure of the maximal amount of oxygen your cells can take ...

Here’s how to sync your sleep and nutrition to your training intensity for better gains and fewer injuries.

Slow-motion strength training is easier on joints and connective tissue, which may reduce risk of injury. The high-intensity workout is just 20 minutes, once a week. Seniors swear by the routine, but ...

Researchers from the University of Southern Denmark investigated how eight weeks of high-intensity interval training affect the structure of mitochondria—the parts of muscle cells that produce energy.