The gluteus maximus is the biggest muscle in the body. If you look at your butt, it forms most of the meat in each cheek and is responsible for hip extension and rotation—aiding you in getting up, standing upright and propelling you forward when you walk, run, jump, and climb.
Weak glutes can cause a plethora of issues including poor posture, lower back problems, and a knock-on impact on the leg joints, if they have to compensate.
Sarah DiGiovanni , a certified personal trainer working at Alo Wellness Club in New York, explains in more detail why glute strength is so important. You may like
All you need is a kettlebell and these five exercises to build strong glutes and a more stable core
Short on time? Train your biggest muscles with this time-saving workout for maximum returns

Fit&Well

Fitness Volt
Fox 11 Los Angeles Entertainment
The Journal Gazette
The Independent Cricket
IndyStarSports
WFMJ-TV Politics
The Columbian Sports
NBC News
Daily Kos