Fitness Running, Outdoor Yoga Are TikTok’s Hottest Fitness Trends Courtney Rehfeldt September 12, 2025 credit: Collabstr on Unsplash What are two of the fastest-growing fitness hashtags on TikTok? Hint: They’re where social meets sweat, and nature becomes the… Membership Required This article is for ATN Pro members only. ATN Pro members get: Unlimited access to Athletech News articles Exclusive access to ATN Pro-level reporting Discounts to ATN the Innovation Summit VIP access to community events Exclusive email newsletters $299/year Subscribe Now Already a member? Log in Already a member? Log in here Tags: ATN Pro Fitness Trends Gen Z RunTok TikTok Yoga