In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's metabolism and help with weight loss.

Before diving into the details, it’s important to remember that strength training and high-intensity cardio are not mutually exclusive, says Maricris Lapaix, CPT, a certified personal trainer at Centr ...

You’ve probably heard of high intensity interval training (a.k.a. HIIT), but have you heard of high impact training? Though they sound similar, these two types of exercise are a little different. Like ...

Aerobic exercise, such as brisk walking, running, swimming and cycling, "is strongly associated with reduced all-cause ...

High intensity interval training could be the secret to staying young. — -- Exercising by doing interval training, not weight lifting, could be the secret to staying young, according to a new ...

New research from Edith Cowan University shows that a single bout of weight training or HIIT can boost anti-cancer myokines and reduce breast cancer cell growth in survivors.

Exercise-induced muscle damage isn’t just caused by mechanical stress like heavy lifting. New research from German sports scientists shows that your body’s metabolic responses play a major role. These ...

One-minute, short bursts of high-intensity interval training for 19 minutes may be more effective for improving fitness among people six months or more after a stroke than traditional, 20-30 minutes ...