Build leg strength after 55 with 5 chair exercises a CPT recommends. More effective than gym machines—controlled daily reps that outperform the gym.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. “Activation” exercises ...

View post: Leg Day Nausea Is Real. Here’s Why Your Body Rebels During Heavy Sets (and How to Stop It) We know how bad sitting is for our muscles. “Your glutes become stretched and inactive, making ...

Fact: Your gluteus maximus is the biggest muscle in your body. So when it’s strong and ready for action, it can offer a big boon for your running. Not knowing how to properly activate your glutes is ...

Unlike a warmup, which increases blood flow to working muscles, an activation routine is a specific set of exercises designed ...

Glute activation exercises are key for building strength and preventing injury, but does anyone actually understand how to do them? Here's your 101 on glute activation. 'Lifting heavy in the gym but ...