What BAC level causes a hangover? Debunking the myth.
•
3 min read
A 2020 study challenged the long-held belief that a 0.11% blood alcohol concentration (BAC) is the threshold for a hangover, revealing that many people experience symptoms at much lower levels. The truth about what BAC level causes a hangover is more complex than a single number, involving a mix of physiological responses to alcohol consumption.