Vastus Lateralis is the most lateral (outer) of the four quadriceps muscles and is felt on the outside top of the thigh.
Origin : Outer surface of the greater trochanter of the femur.
Upper half of the linea aspera.
Insertion : Patella via the quadriceps tendon and then the tibial tuberosity via the patella tendon.
Actions : Knee extension.
Innervation : Femoral nerve.
Daily uses : Cycling.
Walking up stairs.
Example strengthening exercises : Knee extension.
Example stretches : Standing quad stretch.
Laying quad stretch.