Dr. Vladimir Janda's Upper Crossed Syndrome (UCS) In it Dr. Janda stated that a syndrome occurred when people were exhibiting slumped shoulders. Not only were the shoulders slumped, but a muscle imbalance and muscle weakness pattern arose as a result. This combination lead the way to Dr. Janda creating an approach to slumped shoulders that included assessment of the shoulder and neuromuscluar techniques along with exercises to strengthen weak muscles. Source: http://www.ja