Rectus Femoris Trigger Point Diagram

Rectus Femoris Trigger Point Diagram
The X's represent the Trigger Points. There is no difference between the black and white X’s. The red shaded area is the referred pain caused by the Trigger Point and the darker red means more people experienced pain in that area. Original article and pictures take http://www.triggerpoints.net/muscle/rectus-femoris site