The pillars of good health: diet, exercise, and strawberry daiquiris. OK, maybe not. But its not as far off as youd think. One of the most consistent findings in recent nutrition research is that moderate alcohol consumption can improve health and lead to a longer life, says Eric Rimm, Sc.D., associate professor of epidemiology and nutrition at the Harvard School of Public Health. But before you down an entire bottle of celebratory bubbly, bear in mind that moderation is the key to boozes benefits. That means one drink a day on average for women and two drinks a day for men (beyond that, you up your risk of a whole host of diseases). Stay within that saucy sweet spot, and the side effects of alcohol benefit your body in some surprising ways. Here are five good reasons to raise a glass.