What effect does coffee have on athletes 'bodies?

Coffee is a common beverage and is deeply loved by people. For some athletes, they often choose to drink coffee before training or competition to improve their mental state. What effect does coffee have on athletes 'bodies?

Coffee contains caffeine, a substance that stimulates the central nervous system. After athletes drink coffee, caffeine will enter the blood and supply it to the brain through the blood, stimulating the nervous system. In this way, athletes will feel more awake and focused, which will help improve their reaction speed and attention during exercise. In endurance sports, drinking coffee can also prolong the time when muscle fatigue occurs, allowing athletes to persist for longer.

Caffeine in coffee also has the effect of promoting fatty acid metabolism. During exercise, the body relies mainly on carbohydrates and fats as energy sources. After drinking coffee, caffeine accelerates the decomposition and metabolism of fat, allowing fat to be utilized by the body more quickly. This can be beneficial for some athletes who need to maintain their weight because they can more efficiently use fat rather than sugar to provide energy for exercise.

In addition, coffee also helps promote muscle contraction. Caffeine in coffee can increase the excitability of muscles and nerves and strengthen neuromuscular connections. This makes athletes 'muscle contraction more powerful during exercise, improving the explosive power and endurance of the muscles. This is very important for sports that require a lot of power output.

It is worth mentioning that drinking coffee also has certain side effects. Excessive consumption of coffee may cause problems such as increased heart rate, increased blood pressure, and insomnia, posing certain risks to athletes 'health. Therefore, athletes need to pay attention to moderation and not excessive when using coffee to improve exercise performance.