Happy new year!

For the first post of 2008, a reminder that here at enrevanche, we're Not Afraid To Be Service-y:

For such a common malady, the hangover still has a bit of mystery about it. As an M.D. wrote in an NIH publication wrote a few years back, “Despite the prevalence of hangovers … this condition is not well understood scientifically.”

Still, it is possible to piece a few things out. Alcohol interferes with a hormone that regulates urination, leaving drinkers dehydrated, according to a hangover review in the Annals of Internal Medicine.

Booze irritates the stomach and intestines, which can contribute to the gut pain and nausea associated with hangover. It also interacts with several neurotransmitters and hormones that have been associated with headaches, though the hangover-headache connection isn’t entirely clear.

Anatomy of a Hangover: Wall Street Journal Health Blog