This document discusses health and safety issues related to computer use. It aims to teach about risks like back problems, repetitive strain injury, and eye strain that can result from improper computer usage. Solutions are provided such as adjustable chairs, wrist rests, frequent breaks, and suitable lighting. The document also notes that UK law requires businesses to implement measures like tiltable screens, anti-glare filters, and adjustable workstations to protect employees who use computers at work.