Proprioceptive neuromuscular facilitation (PNF) is a form of assisted stretching. It combines passive stretching with muscle contraction. First, your partner applies force to stretch your muscle ...

To improve flexibility and mobility, athletes and active individuals often rely on several forms of stretching. These involve lengthening or flexing a muscle or tendon to promote enhanced elasticity.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. If you’ve been ...

Stretching may provide a variety of benefits. People can perform stretches anywhere and at any time. Doing so regularly may help increase flexibility and reduce the risk of injury. Share on Pinterest ...