Pressure ulcers are also called bedsores, or pressure sores.
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These stages are based on how deep the sore is. They can form when your skin and soft tissue press against a harder surface, such as a chair or bed, for a prolonged time. Unfortunately, every year >2.5 million people are getting pressure ulcer in usa.
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Summary anyone confined to a bed or chair for a long time is at risk of developing a pressure sore. A pressure ulcer (decubitus ulcer) is a localised injury to the skin and/or underlying tissue usually over a bony prominence and is the result of pressure, or pressure ulcers are a major cause of morbidity and mortality, especially for persons with impaired sensation, prolonged immobility, or advanced age. Decreased mobility, increased time spent in bed, and altered nutrition make pressure ulcers are painful. Pressure sores can be difficult to treat.