system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: If beer is typically 95% water, why does it dehydrate us?
gpt
Your body uses a hormone called anti-diuretic hormone (ADH) to maintain sodium balance in your body. Increase ADH urinate less, decrease ADH urinate more. Alcohol suppresses the production of ADH which results in your kidneys creating more urine than the beer you’d consume in a night of binging.