Dry January: What happens to your body without alcohol?

Three weeks without a drop of alcohol. Three weeks during which I felt more awake, fitter and more relaxed. What exactly happened in my body?

source https://www.dw.com/en/dry-january-what-happens-to-your-body-without-alcohol/a-67851194?maca=en-rss-en-ger-1023-rdf