You Need to Do This Stretch (TIGHT Lateral Hamstrings / Biceps Femoris)
Learn how to stretch your biceps femoris. The biceps femoris affects the knee joint and hip joint. If you have knee pain or hip pain or have trouble with hip internal rotation, this hamstring stretch will be a big help. With this lateral hamstring stretch, you'll improve hip internal rotation, hip mobility, and knee function.
