You've probably heard a personal trainer or group workout instructor say, "activate your glutes" at some point in a sweat session. But what does that phrase actually mean–and how do you even activate ...

In TODAY.com's Expert Tip of the Day, trainer Stephanie Mansour reveals her favorite butt exercise for extra round, sculpted ...

YOU WANT TO build muscle, and you want to do it without spending an eternity in the gym to use every single piece of equipment. For efficient workouts, you need to program exercises that provide you ...

BUILDING MUSCLE AT (and beyond) 50 isn't just a pipe dream. You can make gains later in life—you just need the right plan to do it. That's why we tapped longtime trainer Bryan Krahn, C.S.C.S. to ...

You’ve tried the squats. You’ve done the lunges. You’ve followed the “booty band” trends and TikTok workouts that promise peach-perfect glutes in 10 days. And yet… something’s missing. Your glutes ...

In Workout 2 of the WH Glute Gains Challenge, the glute medius is the star performer—and for good reason. The gluteus medius is key to sculpting amazing glutes, aesthetically *and* functionally ...

Ever wondered why some people achieve impressive muscle growth while others struggle despite hours in the gym? The secret often lies in their workout routine. Building muscle requires dedication, ...

Weak or inactive glutes – which are all too common – can contribute to lower back, hip, knee and ankle pain, not to mention reduced daily function and decreased endurance, strength and power. The ...

Dumbbell goblet squats are a highly effective lower-body exercise that targets multiple muscle groups. They are excellent for ...

Building muscle doesn’t always require heavy weights or complicated routines. Sometimes, the biggest changes come from simple ...

We turned to personal trainer Aimee Victoria Long, who works with celebrities such as Leigh-Anne Pinnock and Lily James and ...

After 60, building muscle should be high on your priority list—and for good reason. Once you hit 30, you lose anywhere from 3 ...