This podcast episode explores the science of alcohol, covering its effects on the body, controversies surrounding its consumption, and the importance of making informed decisions about alcohol use. The episode discusses various topics including hangovers, alcohol metabolism, nutrient deficiencies, the impact on gut health, effects on the brain and cognitive function, the connection to dementia risk, the role of genetics, and the potential benefits and risks associated with moderate alcohol consumption. Listeners are provided with evidence-based information to help them make informed choices about their alcohol consumption.