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A woman was experiencing knee pain and muscle inflammation due to prolonged standing while holding her hand on her knee.
Weathering of zinc metal material due to prolonged exposure to natural elements.
crumpled light-colored wrapping paper after prolonged use, thin paper made of cellulose as a packaging material for clothing
Detailed photography of roof covering material with asbestos fibres. Health harmful and hazards effects. Prolonged inhalation of microscopical fibers causes fatal illnesses including lung cancer.
Pressure ulcers. Injuries to the skin and underlying tissue caused by prolonged pressure on the skin. Vector medical illustration.

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