How many events are there in a decathlon in athaletics?

A decathlon in athletics consists of ten events. These events are divided into two days: the first day includes the 100 meters, long jump, shot put, high jump, and 400 meters; the second day features the 110 meters hurdles, discus throw, pole vault, javelin throw, and 1500 meters. Athletes compete in all ten events to accumulate points based on their performances.