Just before lowering the bar, slowly inhale
From this starting position slowly lower the bar until it touches your chest and hold firmly with your upper arms parallel to the ground
Contract your abdominals to support your low back
Up Phase
As the bar approaches your chest slowly reverse the movement and push the bar back to the original starting position
Keep you arms wide during the entire lifting phase
Muscle Analysis Chart
Down Phase
In the down phase of the exercise the weight is lowered slowly with gravity. The muscles that concentrically contracted to lift the weight are the same muscles that are eccentrically contracting to lower the weight.
General Kinesological Analysis