Computers are a fact of modern life.
Many of us spend hours each day at our desktops or laptops, sitting in a fixed position, peering at our computer's display, and typing. An unwelcome consequence of these repetitive, continuous activities is lingering, nagging pain that is slow to heal, and interferes with necessary, important work. One is to pay attention, close attention, to the ergonomics of your computer work. The second is related to physical fitness. Ergonomics is the science of examining people and there working environments as it affects efficiency, safety and ease of action.