Amy Marturana Winderl

These masters of motivation get members excited to tackle tough challenges in and out of class.

Experts explain what helps with chafing, blisters and three other minor — but uncomfortable — problems many runners face.

How frustrating is it to climb into bed, hoping to get some much-needed rest, only to be kept awake by disruptive thoughts?

The calf muscles are essential for a range of exercises and workouts. Here’s what experts say about key moves to do, no matter your fitness goals.

Stay safe by looking out for these key heat stroke symptoms.

These perks will make you think twice about hitting the snooze button.

Working your back can be as easy as grabbing dumbbells and getting to work. Learn some new moves to get started.

These are the best bodyweight exercises to do right at home.

Each one helps make life just a little bit easier.

Biking, hiking, running, even a Ninja warrior! They stay fit with ulcerative colitis—and serve up social media inspo to spare.

Experts share their best tips.

To get the most Pilates reformer benefits, focus on using the tool to tailor moves to your strength level and joint needs.

The bent-over dumbbell row works muscles in your upper and middle back — but it also trains your shoulders, arms and core.

The ab roller benefits your core strength, upper body definition and posture.

The sumo deadlift benefits your glutes, hamstrings, inner thighs and core while letting you keep a more vertical torso than in conventional deadlifts.