Tagged With Fitness-us

Meghan Markle and Jennifer Aniston use the 'time under tension' method to build muscle while burning fat — here's what that means


Consuming too many protein supplements could be doing you more harm than good


7 ways to know if you're actually pushing yourself enough in the gym



12 things personal trainers always tell beginners


15 different ways you can modify push-ups


Sports psychologists say running apps may be damaging your health



Scarlett Johansson's personal trainers say burpees are a waste of time — here's what you should be doing instead


Scarlett Johansson's personal trainers say taking your phone to the gym could be ruining your workout


3 truths about lifelong fitness that personal trainers will never tell you


Jessica Biel swears by this trick to beat muscle soreness — but top personal trainers aren't convinced