Magnesium is a mineral that plays a key role in metabolism, cardiovascular health and muscle function. Low magnesium levels can result in muscle cramps, high blood pressure and cardiovascular problems.
According to the USDA, most adults require between 5 and 15 mg of magnesium daily. Food sources of magnesium include whole grains, kale, chard, nuts and dried beans and peas.
If you have high blood pressure, try adding more fruits and vegetables to your diet Be sure to eat leafy greens often.