Digging Into Vitamin D

All About the “Sunshine” Vitamin

Getting enough vitamins and minerals is important for your health, and there’s a long list of essential ones. Vitamin D is one you may hear a lot about. It helps your body absorb calcium, a mineral your body needs to build strong bones. Your heart, muscles, and nerves also need vitamin D. Even your immune system The system that protects your body from invading viruses, bacteria, and other microscopic threats. uses vitamin D to fight off germs. But just how much do you need?

“We actually need only small to moderate amounts of vitamin D, not mega-doses,” says Dr. JoAnn Manson, a vitamin D expert at Brigha