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This Tattoo Parlor Specializes in Beautiful Mastectomy Tattoos for Women Who’ve Had Breast Cancer

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Challenge Accepted: Spartan Ultra Iceland, Part 2

Challenge Accepted: Spartan Ultra Iceland, Part 1

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Challenge Accepted: Spartan Ultra Iceland, Part 3

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Fitness star Anna Victoria's top tips for a successful body transformation

The best yoga moves to improve shoulder flexibility

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Exclusive video: Miles Teller and Josh Brolin talk intense firefighter bootcamp for ‘Only the Brave’

How to commit to athletic excellence, according to Nike trainer Joe Holder

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Gut-Check Workouts: 8 quick routines to fight weight gain

The upper-body push/lower-body pull workout

The upper-body inner-beast workout for big, strong, and shredded shoulders, pecs, and triceps

Theater of War: How actor Michael Kelly gained military muscle for 'The Long Road Home'