Matching Pairs PT_POSTURAL DYSFUNCTION (D)Online version Match the columns by Katarzyna Anna Nowak 1 2 3 4 5 6 7 Lumbar lordosis or swayback can be caused by excessive abdominal weight. Slouching can place strain on muscles and soft tissues. Flat back syndrome is often caused by muscle imbalances resulting from poor standing or sitting posture. Poking your chin can result from a poorly adjusted workstation. Leaning on one leg for too long can result in muscular strain and lower back pain. Cradling your phone between your ear and shoulder can lead to neck stiffness and pain. Hunching over your phone can lead to a rounded back or kyphosis.