Why do we throw up when we work out really hard?
In: Biology
Your body diverts blood from your digestive system to your muscles. This slows your digestive system and if you had a meal in there before it’ll just sit and cause an upset stomach. Additionally the build up of lactic acid in your blood causes your brain to desire to remove the toxins so it makes you [vomit](https://www.stack.com/a/why-intense-workouts-make-people-throw-up-and-how-to-prevent-it)
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