A: There are dramatic differences between the way chimpanzees live in the wild and the way chimpanzees are forced to live in laboratories. In the wild, chimpanzees live in very diverse social groups and may travel several miles in one day.
Ergonomics for Prolonged Sitting. Sitting for prolonged periods of time can be a major cause of back pain, cause increased stress of the back, neck, arms and legs and can add a tremendous amount of pressure to the back muscles and spinal discs. Additionally, sitting in a slouched position can overstretch the spinal ligaments and strain the spinal discs.
Sciatica may be related to certain activities, poor posture, and physical or psychological stress. Any of the following may cause or increase your risk of sciatica: Disc problems: A slipped disc (soft cushion in between the bones of the spine) is the most common cause of sciatica. The disc may press on the sciatic nerve. One bone in your spine may slip over another, or you may have narrowing of the spinal column.