PNF stretching stands for proprioceptive neuromuscular facilitation ... You would do this by contracting the muscles on the front of the thigh (the quadriceps, the agonist muscle in this case).

PNF stretching of the hamstrings and lumbodorsal ... With this technique the dancer places 1 leg on the ballet barre and contracts the quadriceps and hamstrings for 8 to 10 seconds, then releases ...

PNF stretching was initially designed to help ... You would do this by contracting the muscles on the front of the thigh (the quadriceps, the agonist muscle in this case). Likewise, after this ...