How you can injure yourself, and how to prevent it!
Holding your breath whilst lifting is a major cause of lower back strain. this applies to all kinds of lifting, not just weight lifting. The psoas muscle and the quadratus are related t the function of the lower spine balance and the QL is attached to the 12th rib which is attached to your diaphragm.do the math, hold your breath ,weaken your spine, lift , bang , your in trouble!! @ The Murnaghan Clinic: We know these secrets that is why we get such good results, quickly.!