The Georgia Tech team investigated the biomechanics of the birds, and found that this position requires no muscle activation, so the leg itself won't get fatigued after long periods of time.

When you're exercising, you may think that you're working your left and right leg muscle groups equally, but are you really? Finnish company Myontec's Mbody system reportedly lets you know.

It’s the area that runs from the hip to the knee in each leg. The quadriceps are four muscles located on the front of the thigh. They allow the knees to straighten from a bent position.

Representative skeletal muscle T1-weighted spoiled-gradient echo images during different intervals of normoxia-hypercapnia-recovery normoxia gas stimuli in a young male control rat. Images depict ...