St. Patrick's Day is definitely the time for a few of us to gulp down a little too many beverages, most of them green, and most of them causing a not-so-happy Thursday.

Earlier, I wrote some hopefully-helpful tips about avoiding hangovers, but if you are interested in discovering the chemical reasons behind hangovers in the first place, these videos are definitely worth taking a look at.

The Chemistry of Alcohol and Hangovers: Part One from ACS Pressroom on Vimeo.

Chemistry of Alcohol & Hangovers: Part Two from ACS Pressroom on Vimeo.