I recently started taking parkour lessons and after a full day of vaulting and jumping around, the area around my hip flexor (or possible the hip flexor itself, I'm not a doctor) hurts. For some ...
While doing squats, I strained my hip flexor in my right leg. This was two weeks ago. I foolishly did a lot of stretching the next few days (especially the lunge stretch), which actually inflammed my ...