Knee Instability

I read a Frederic Delavier’s book « Strength Training Anatomy » and I learned good stuff. When the knee extended, external and internal lateral ligaments stretched and prevent rotation of the joint. Standing on one foot, knee wedged in extension, which means…

Seated Calf Raises

I read a Frederic Delavier’s book « Strength Training Anatomy » and I learned good stuff. Sitting on the machine with the bottom of your thighs under the pads. Your forefoot on the step with your ankles in passive flexion : Do an…