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.
6 Leading Causes of Sciatica. Several lumbar spine (lower back) disorders can cause sciatica. Sciatica is often described as mild to intense pain in the left or right leg. Sciatica is caused by compression of one or more of the 5 sets of nerve roots in the lower back. Sometimes doctors call sciatica a radiculopathy.