Join five friends as they commit to doing 100 squats every day for 30 days. Witness their journey from initial struggles to ...

Three friends embarked on a 30-day challenge, committing to 100 pull-ups each day. Witness their journey from day one struggles to impressive transformations. Discover how consistency and ...

Throughout the month, I maintained my morning and nightly mobility routines. But I made one key adjustment: I doubled down on ...

The trend that dominated social media a decade ago — and raised millions for A.L.S. research — has been reborn as a vehicle to raise mental health awareness.

What is a sissy squat, and what happens when you do 100 reps every day for one week? Our writer found out with this squat challenge.

TODAY, NBC’s Peter Alexander runs through the Highs of the week including a 100-year-old woman holding an impressive three minute plank in her aerobics class, a woman who discovered that her dog will ...

Gypsy Rose Blanchard took to TikTok to share a "Toot It Up" dance video, set to Cardi B's verse, tackling the viral choreography... and falling.