Hangovers and the headaches that come with them are caused by chemical changes in your body that take effect as soon you down your first drink. MORE HEALTH SCIENCE CONTENT: Wearing Tighty-Whities Really Can Lower Your Sperm Count What Happens If You Stop Washing Your Hair For A Year Why Humans Can't Regrow Teeth ------------------------------------------------------ #Hangovers #Health #Science Science Insider tells you all you need to know about science: space, medicine, biotech, physiology, and more. Subscribe to our channel and visit us at: Science Insider on Facebook: Science Insider on Instagram: Business Insider on Twitter: Tech Insider on Twitter: Business Insider/Tech Insider on Amazon Prime: What Happens To Your Body During A Hangover
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