Thierry Henry surprised fans by showing his muscular body in new Instagram workout videos. The 48 year old Arsenal legend ...

If you own a smartwatch or wearable fitness tracker, you’ve likely caught a glimpse of your VO2 max, the maximum amount of oxygen your body can utilize during intense exercise. For endurance athletes, ...

A research team led by Daniel Bok of the University of Zagreb, in Croatia, recruited 17 runners to do a series of three ...

We all know that person – or perhaps we are that person: the high performer who dominates a jam-packed day of back-to-back meetings and strategic calls, and then, without missing a beat, heads ...

A small lab-based study suggests that intense exercise may help keep cancer cells from progressing, implying this could also be part of a larger cancer-prevention strategy Intense exercise can spark ...

Infrared exercise combines intense workout routines with infrared heat, usually in a sauna, to boost metabolism, flexibility and circulation.

The content creator took to TikTok this week to show her 8.3 million followers what she's been up to in the gym.

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

What you eat before an intense workout can make or break your performance. The right foods provide the necessary energy, endurance, and recovery support to push through high-intensity training ...

Here's exactly what to do.