Magnesium is a mineral that is essential to many biological processes that occur in the body. Magnesium aids in the body’s absorption of calcium and also plays a key role in the strength and formation of bones and teeth. This means that those at risk for osteoporosis can benefit from taking magnesium. Magnesium also is vital for maintaining a healthy heart. Magnesium helps stabilize the rhythm of the heart and helps prevent abnormal blood clotting in the heart. Magnesium also aids in maintaining healthy blood pressure levels. The mineral magnesium can significantly lower the chance of heart attacks and strokes, and can even aid in the recovery from a heart attack or stroke.