Alcohol hits the hippocampus—small, sausage-like regions on each side of the brain that are responsible for forming memories about our lives. At a blood-alcohol level of roughly 0.08—the legal level of intoxication—the hippocampus starts to struggle. When you wake up the morning after a cocktail party and remember meeting someone but cannot for the life of you remember their name or the story they told you, that’s because the two shots of whiskey you drank in quick succession reached your hippocampus.
