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A sprain occurs when a ligament stretches or tears. A strain is a stretch or tear in a muscle or tendon. Both injuries are painful and occur often at work or in sports. Follow the links below to find WebMD's comprehensive coverage about how sprains and strains are caused, symptoms of strains and sprains, treatments, prevention, and much more.

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Thumbnail: Repetitive Strain Injury

According to the Occupational Safety and Health Administration (OSHA), 60% of all work-related musculoskeletal disorders (MSDs) actually occur in manufacturing and so-called manual handling jobs.

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