Sifting through myriad app options looking for fitness advice or guides can be daunting, but these are some of the most useful.

View post: Is 18 Hours the New Limit? How Ben Dhiman Shaved an Unbelievable 95 Minutes Off His UTMB Time Caliber offers a free, science-based fitness app with flexible, personalized training plans.

Looking to work out from home? While it can be tough without friends or your usual trainers around to motivate you, you can still get great results at home with these free workouts. Whether you're ...