Episode
The Science of Hangovers: Why Most “Cures” Fail
- Published
- May 21, 2026
- Duration seconds
- 926
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Summary
The Science of Hangovers: Why Your “Cure” Probably Doesn’t Work You wake up thirsty. Then, almost immediately, you realize your head hurts. Your stomach feels unstable. The room is too bright. Your mouth tastes like regret and old wine corks. Furthermore, your intestines suddenly decided today is the day they become extremely efficient. In other words, you have a hangover. Now, hopefully, this is not a regular occurrence. Nevertheless, most adults eventually experience one. The evening starts innocently enough: good friends, great conversation, maybe a cocktail before dinner. Then, however, another bottle arrives. Someone orders dessert drinks. Suddenly, what seemed like sophisticated socializing turns into next-morning negotiations with your nervous system. And that raises the obvious question: What actually causes a hangover ? More importantly, why do so many supposed “cures” fail so spectacularly? First, Alcohol Is Not Just “Dehydration” Many people think a hangover is simply dehydration. Certainly, dehydration matters. Alcohol suppresses vasopressin, the hormone that helps your kidneys conserve water. As a result, you urinate more frequently. Consequently, you lose fluid and electrolytes. However, dehydration is only part of the story. In fact, hangovers are far more complicated. Alcohol irritates the stomach lining. Additionally, it disrupts blood sugar regulation. Furthermore, it interferes with inflammatory pathways, sleep architecture, hormone signaling, and neurotransmitters involved in mood and alertness. So while dehydration contributes to the misery, it does not fully explain why you feel like a Victorian ghost haunting your own apartment. Moreover, alcohol affects sleep in a particularly cruel way. It helps many people fall asleep quickly. However, it frag…