"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." High-intensity interval training (otherwise known as HIIT) may sound, well, intense. And it can be. But ...

Exercise is known to benefit heart health. High-intensity interval training (HIIT) that combines aerobic exercise with ...

As women enter their 40s and beyond, hormonal changes can make it harder to build muscle, maintain energy, and manage body composition. High-intensity training is one of the most powerful tools for ...

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older adults, by helping to lose fat while preserving muscle.

The singer built strength with low-impact training and bodyweight HIIT — balancing hard sessions with yoga and Pilates for ...

For some people trying to lose weight, they might find that they've plateaued and wonder if there is anything they can add to their workout routine to jumpstart their metabolism. Enjoying a ...

Sherri Gordon, CLC is a certified professional life coach, author, and journalist covering health and wellness, social issues, parenting, and mental health. She also has a certificate of completion ...

High-intensity interval training (otherwise known as HIIT) may sound, well, intense. And it can be. But it can also be highly beneficial, including for women over 50. Estrogen—which is ...