What really happens when you do 100 sit-ups every day? In this video, we explore the physical and physiological effects of daily sit-ups, separating fitness myths from facts. From improved core ...

I trained like "One Punch Man" For 100 days! This included doing 100 push-ups, 100 squats, 100 sit-ups, and a 10km run EVERY SINGLE DAY..... I ended up changing the routine a little to suit my ...

Set Core Plan that builds strength & definition faster than 100 sit-ups a day. Efficient, science-backed core training awaits ...

I tried the Pete and Bobby Challenge. Here's how I did—and, more important, why challenges like this can help your particular ...