Grand Rapids (WZZM) - It's a mineral that's abundant in your body, though you might not know much about what it is or what it does. We're talking about Magnesium.
Not having enough of it can give you a headache, literally. Brandi Grimmer is a nutritional consultant at Keystone Pharmacy in Grand Rapids. She talks about why Magnesium is so important in your body and shows you a simple test you can take to determine if your body is deficient.