If exercise feels harder than it should, chronic stress may be working against you. Learn how to regulate your physiology so your body can support your fitness goals.

To build muscle mass, you need around 0.5–0.9 grams of protein per pound of body weight per day. Here's why and other factors ...

(CNN) — We already know exercise is good for our bodies, but it’s also an essential tool for managing mental health. Yet many people still separate physical fitness from mental wellness, viewing them ...

Long story short: You can boost strength without lifting heavy weights. In fact, most individuals can build strength by ...

(CNN) — We already know exercise is good for our bodies, but it’s also an essential tool for managing mental health. Yet many people still separate physical fitness from mental wellness, viewing them ...

It might be more than you think.

(CNN) — You may not own a single dumbbell, but rest assured you already have everything you need to get stronger — by using your own body weight. Many people still associate strength training with ...

Building muscle after 50 is essential for feeling strong and healthy. While you’re perfecting your strength training routine and making sure to eat enough protein, you might wonder: How long does it ...

Coaches explain why indoor running can make base training more achievable in winter, plus how to structure a four-week base ...

If you are overweight or have obesity, a healthy body image is important. Here’s how body image affects weight loss, plus ways to get a more positive body image. By: Hallie Levine Destiny Murtaugh ...

(CNN) — Many people approach fitness with the same assumption: If they just train harder, stay consistent and push through discomfort, results will follow. But for countless exercisers, effort isn’t ...