Phytochemicals found in the skin and the seeds of grapes used to make wine may help prevent several forms of cancer and provide a variety of vitamins and minerals, too.

Scientists don't know enough to offer definitive advice, so if you don't drink, protecting your heart isn't a reason to start. And alcohol won't provide heart disease prevention benefits if the rest of your eating plan is high in fat and calories.

Remember, other lifestyle habits -- such as healthful eating, regular exercise, not smoking, and keeping a healthy weight -- offer the most protection against heart disease.