Discus: In discus throwing, athletes aren’t allowed to leave the throwing circle until their discus has landed. The thrown discus has to land within an outlined section from the throwing circle to be considered valid.

Shot put: For a throw to be considered valid in shot put, the putter needs to pause and set up after entering their designated circle. They also need to complete their shot within 60 seconds to be scored.

Hammer throw: When throwing their hammer, athletes need to stay within a circle that has a 7-foot diameter until their hammer lands. The hammer needs to land within an outlined section to qualify.

Javelin: In javelin throwing, athletes aren’t allowed to turn their backs on the throwing area. They also shouldn’t leave their designated spot at any time to avoid being disqualified.

Long jump: Athletes who jump in front of the takeoff line or land outside the designated landing area are disqualified.

High jump: Knocking the crossbar in a high jump attempt is considered a failed attempt. Winners of this event are the ones who can clear the tallest crossbar. 

Middle distance running: All runners are required to stay within their assigned lanes, but only within their first run. They can always shift lanes afterward. For those doing the 1,500-meter race, there are no designated lane assignments for runners.

Sprint and hurdle: In sprint and hurdle events, runners need to stay within their assigned lanes throughout the race. Any runner who goes out of their assigned lane will be disqualified.