Stretch If You Want, But It Won’t Prevent Sports Injuries

This is a U.S. Army-style sit-up. I do sit-ups with my arms folded across my chest, hands on my shoulders

I’ve thought that for awhile. Now I’ve got a scientific reference to back it up. Also from the abstract:

Strength training reduced sports injuries to less than 1/3 and overuse injuries could be almost halved.

h/t James Steele II