Efforts and designs to reduce the incidence of unexpected undesirable events in various environments and situations.

An 'accident' in a medical context often refers to an unintended event or harm that occurs suddenly and unexpectedly, resulting in injury or illness, and is typically not planned or intended.

'Home accidents' refer to unplanned and unintentional injuries or illnesses that occur within or around the home environment, encompassing a wide range of potential hazards and mishaps.

Unforeseen occurrences, especially injuries in the course of work-related activities.

Accidents on streets, roads, and highways involving drivers, passengers, pedestrians, or vehicles. Traffic accidents refer to AUTOMOBILES (passenger cars, buses, and trucks), BICYCLING, and MOTORCYCLES but not OFF-ROAD MOTOR VEHICLES; RAILROADS nor snowmobiles.

Damage inflicted on the body as the direct or indirect result of an external force, with or without disruption of structural continuity.

April 25th -26th, 1986 nuclear power accident that occurred at Chernobyl in the former USSR (Ukraine) located 80 miles north of Kiev.

Tendency toward involvement in accidents. Implies certain personality characteristics which predispose to accidents.

Nuclear power accident that occurred following the Tohoku-Kanto earthquake of March 11, 2011 in the northern region of Japan.