Lack of time is often the main reason people don’t exercise regularly. But a type of interval workout recently popularised by ...

High-Intensity Interval Training (HIIT) has become one of the most effective fitness strategies in the United States for ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

New research shows the 4x4 workout format can improve fitness faster than traditional workouts, such as jogging or cycling ...

A new expert breakdown ranks the top workouts for sustainable fat loss — and the winning routine might surprise you.

If you had to pick the better runner — a sprinter or a marathoner — the answer would depend on the type of race. In a 200-meter race, the sprinter will have an edge over the marathoner, but if it ...

Ready yourself for this full-body 30-minute workout that combines Pilates, HIIT, strength, and cardio for a workout that will keep your body guessing. When it comes to carving out time to work out, ...

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 ...

Welcome to Class Fitsugar's newest season! We're back in the studio, and our new trainer Natalie White will be leading you through a 30-minute cardio HIIT workout, joined by Paulyn Baens and Maya ...

The best workout videos by burn rate: Which YouTube channels are the most effective? Home-based exercise programs are extremely effective in improving both your physical well-being and overall quality ...

Vigorous exercise places greater demand on the cardiovascular system, encouraging adaptations in the heart and lungs, Holmer ...