Track and field events involve running, jumping, and throwing, and the time or distance of each performance is measured by timers or stopwatches
Swimming races are timed by electronic touchpads or stopwatches, and the fastest swimmer in each stroke and distance wins
Boxing matches are divided into rounds of a fixed duration, usually three minutes, and the time is kept by a bell or a timer
Chess players use chess clocks to limit the total time or the time per move for each player, and to penalize excessive delays or forfeit the game
Cooking involves various tasks that require precise timing, such as boiling, baking, frying, and roasting, and timers or stopwatches are used to avoid overcooking or undercooking