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What are the effects of drinking too much alcohol?

Excess consumption of alcohol can affect you in many ways.
  • Alcohol is a diuretic, which causes dehydration. The dry mouth, fatigue, and weakness that you feel after drinking too much are all a result of dehydration.
  • Drinking too much alcohol can cause the blood vessels in the brain to dilate (expand), causing headaches.
  • Although you may feel good while you drink, alcohol is a depressant. This causes the fatigue and weakness that you feel with a hangover.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.