You can't dig a ditch all day like you could at 18 either. The hangover isn't getting worse. Your body's ability to just keep going after anything compromisin

You can't dig a ditch all day like you could at 18 either. The hangover isn't getting worse. Your body's ability to just keep going after anything compromising (like mild recreational poisoning) is getting worse so you sit around feeling sick rather than getting up and going about your day like would have.