This video tackles a series of viral TikTok fitness challenges to see which ones are legit, which ones are hype, and which ...

TikTok fitness trends like the 75 hard and 75 soft challenges probably have you wondering if you should try out these new workout routines. After all -- influencers say it builds mental fortitude and ...

Stairmaster fans, listen up! If you thought the 12-3-30 workout was intense, get ready for the latest cardio trend that’s taking social media by storm: the 25-7-2 Stairmaster challenge. This workout ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I love working out, and a good workout challenge is even better. When I had the opportunity to try model ...

As we approach the end of the year, we're encouraged to be better: lock in, transform, emerge unrecognizable. Push your limits by committing to a regimen with strict rules and challenging requirements ...

Let's face it; cold, dark mornings and evenings don't exactly make for the most inspiring running conditions. Even if you're lucky enough to own a treadmill, hibernating under the covers watching ...

The 75 Soft Challenge is a TikTok fitness trend that involves 75 days of focused self-improvement in different areas. The plan aims to incorporate specific eating choices, exercise, hydration, and ...

Share on Pinterest The 12-3-30 treadmill challenge is trending on TikTok, but can the viral workout really help you lose weight? M_a_y_a/Getty Images TikTok users claim the 12-3-30 treadmill challenge ...