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.

Want an exercise program that helps you work out smarter, not harder? You've found it. The Women's Health+ Ultimate HIIT Challenge is a week-long program that combines high intensity interval training ...

Interval training is great for boosting cardiovascular endurance and promoting overall fitness. Our fitness expert, Judd NeSmith, NASM-CPT, PES and founder of Serious Fitness, explains interval ...

Maximise heart health, longevity and fitness in every decade ...

Some types of exercises, like HIIT and strength training, can help you lose more belly fat. Staying in a calorie deficit is necessary for losing belly fat.

When it comes to weight loss, figuring out which workout delivers the best results can feel overwhelming. Between HIIT, strength training, cardio, and Pilates, there’s no shortage of advice out there ...

A HIIT workout can be tricky to define because, at its core, it just means a string of exercises that gets your heart racing, providing a cardio boost to what would otherwise be a serviceable, but ...

Sally Nugent’s PT reveals the strength-led workout routine that keeps the BBC Breakfast host energised at 54 – plus the ...

As a BBC Breakfast presenter, Sally Nugent is no stranger to early starts and busy days. Her mornings begin at 3.45am and she leaves for work at 4.15am - but she still makes time to exercise every day ...

It's well established that women entering (peri)menopause can gain real health benefits from lifting weights. However, while this messaging is incredibly important, it can sometimes mean that cardio, ...

The 'blood and guts' guru extends his savage intensity into his cardio work ...