system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: why is vomiting a symptom of dehydration, it seems counterproductive?
gpt
When you’re dehydrated, basically your body can’t function properly. You fail to flush out toxins through sweat and urine like normal. Vomiting is one of the body’s mechanisms to rid of toxins that have entered the body.