The science of hangovers explained

Help

James May shows what goes on inside the body to cause hangover symptoms after drinking too much alcohol.

He also explains why people suffer a bad night's sleep after drinking.

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.