You shouldn't over-indulge in alcohol.
Henry is at the bar, and he's already had quite a few drinks when the bartender asks if he wants another.
Henry wants to answer the bartender's question.
Henry tells the bartender that he's had quite enough and should actually get home.
Henry tells the bartender that he'll have a double in fact and to keep them coming.
Henry suffers no hangover the next day and wakes up feeling refreshed.
Henry gets alcohol poisoning and is forced to spend quite a while in bed recovering.