Final answer:
The World Anti-Doping Agency (WADA) maintains a list of prohibited substances and methods in sports. Some ergogenic aids currently permitted for use by athletes include endorphin production through exercise, carbohydrate loading, and caffeine in certain amounts.
Step-by-step explanation:
The World Anti-Doping Agency (WADA) is responsible for creating and maintaining the list of prohibited substances and methods in sports. They regularly update the list to include new substances or methods and to stay up to date with advances in doping detection. Currently, some of the ergogenic aids that are permitted for use by athletes in all sports competitions according to the WADA's doping list include:
- Endorphin production: Endorphins can be naturally produced in the body through vigorous aerobic exercise and can have a performance-enhancing effect.
- Carbohydrate loading: Increasing carbohydrate intake before a competition can enhance endurance performance.
- Caffeine: Caffeine is allowed in certain amounts as it can improve endurance, alertness, and focus.
It's important to note that the WADA's doping list is regularly updated, and athletes should always consult the most recent version to ensure compliance.