There's nothing worse than bending into a squat and — bam! — your knee gives out or you're hit with a sharp pain. Proper form is key to preventing injuries during squats, but sometimes you just need a ...
Canfitpro-certified personal trainer Heather Robertson is one of our favorite trainers on YouTube. She just recently shared a 35-minute HIIT cardio workout, seen above, that will burn calories (plus, ...