Lower crossed syndrome describes the imbalance of muscle strength and tone in the musculature of the pelvic girdle/lumbosacral region of the body. This condition is given its name because an “X,” in other words a cross, can be drawn across the lower body. One arm of the cross indicates the muscles that are typically tight/overly facilitated and the other arm of the cross indicates the muscles that are typically weak/overly inhibited. The side effects of a sedentary lifestyle