Sign up for a Women's Health+ Premium membership now to unlock the exclusive Ultimate HIIT Challenge, unlimited access to ...

But to get the benefits of HIIT, you need to be ready to work hard. A true HIIT session involves short bursts of intense ...

Discover how this comprehensive 7-day HIIT program maximizes fitness gains through expert-designed workouts and evidence-based recovery strategies.

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a ...

The Liver Doc, Dr. Cyriac Abby Philips, shares an evidence-based workout plan to manage and treat NAFLD effectively.

In the quest for effective fat loss methods, many people are overwhelmed by the amount of information available. However, science has identified a type of exercise that can be surp ...

NBC News medical contributor Dr. Natalie Azar told TODAY that including HIIT-training sessions in your weekly workout program has been shown to have statistically significant impacts on your ...

If you're struggling to squeeze in your HIIT workout, this dance cardio class ... During this session, Jordan will bring you a new routine with each song. Expect a blend of twerks with high ...

Unlock modern cardio routine for heart health and fitness with the latest science on intensity, recovery, and targeted training methods.

So when I had the opportunity to review the Women's Health Flex Challenge Abs Enthusiast track firsthand, I was immediately ...