No matter what's in your glass, raising one as the year winds down is tradition. What could be more festive? The problem is, one drink leads to two, then the party gets going and a third is generously poured. Soon, the music fades and the morning arrives—and with it, the dreaded hangover. (Explore a human-body interactive.)

Whether it's a pounding headache, a queasy stomach, sweating, or just general misery, the damage has been done. So now it's time to remedy the situation. What's the quickest way to banish the pain? It depends who you ask.

Doctors typically recommend water for hydration and ibuprofen to reduce inflammation. Taking B vitamins is also good, according to anesthesiologist Jason Burke, because they help the