This proceedings summarize the presentations of the 14th Alcohol Hangover Research Group (AHRG) meeting, 11–13 April 2024 in Glasgow, UK. At this annual meeting, researchers and industry representatives discussed the current state of knowledge on the causes, consequences, and treatment of alcohol hangovers, networked, and established collaborations to conduct joint future research projects. At the 14th AHRG meeting, factors impacting the presence and severity of hangovers were discussed, such as having underlying diseases, daily diet, baseline mood and personality, new information on the pathology of the alcohol hangover, a mobile phone app to monitor alcohol consumption and hangovers, and various novel treatments.