Hip, Knee and thigh pain that occurs simultaneously can be from different muscles or anatomical structures. However, you can have instances where the root of the 3 stem from one particular muscle.
Tight hip flexor and quad stretch. These two areas can become very inflexible and potentially cause pain and discomfort. It can also hinder your training because of the amount of tightness that you can feel. In this video we discuss a stretch that you can easily perform at the gym to improve the flexibility of these two areas.