Leg day doesn't have to last a long time — just ask ACE-certified personal trainer and Under Armour trainer Ariel Belgrave, who created this 20-minute lower-body HIIT workout. The session is part of ...

A certified trainer shares 5 standing exercises that target waist overhang after 60—no crunches needed.

A fast and furious HIIT session is always a great way to get your heart pumping. With the right exercises, you could also rely on a spicy interval-based session to target certain body parts and turn ...

This 6-minute chair routine builds leg muscle faster than squats after 60, per certified trainer Jarrod Nobbe, CSCS.

Everything you need to know to master squat form, avoid common mistakes, and level up your training without a gym.