Chris Hemsworth's ripped arms were iconic in his role as Thor in the Marvel Cinematic Universe. Hemsworth says he achieved these results by using blood-flow restriction in his arms. This technique can ...

What is blood flow restriction training? In essence, this training method is exactly what it sounds like: limiting blood flow to muscles while training. This is usually done by using specialist ...

He did this by tying an elastic band around his arm to build up lactic acid while lifting. But Hemsworth's trainer says the actor is not doing this anymore, and that it was "quite painful." Chris ...

Recently, I wrote a column about using the pre-exhaustion method during resistance training and was surprised by the high response. The advantage is being able to tax the muscle sufficiently to ...

In 1973, Sir Yoshiaki Sato, MD, PhD, developed the KAATSU ("training with added pressure") training method in Japan, which is now commonly known as blood flow restriction (BFR) training or occlusion ...

Every time Jackson publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from ...

Blood flow restriction training—once a niche rehabilitation method used primarily by physical therapists—has quietly transformed into one of fitness’s most intriguing innovations. This technique uses ...

After a workout several years ago, Mikaela Shiffrin slipped inflatable cuffs over her upper arms and legs, then cranked through a 20-minute circuit of relatively easy exercises. “In 15 minutes I was ...

What if we told you there was a way to get bigger gains in the gym from less work—and all it took was restricting a little blood flow? If you're interested, it might be time to get acquainted with ...