Calcium and Bone Health eating food What are the health benefits of calcium? Calcium is a key nutrient that most of us ignore in our diet. Almost every cell in the body uses calcium in some way, including the nervous system, the heart muscle. Your body uses calcium to build healthy bones and teeth, keep them strong as you get older, send messages through the nervous system, help your blood, contract your muscles, and regulate your heart rhythm. If you do not get enough calcium from your diet, your body will take it to your bones to ensure normal cell function, which can lead to weak bones or osteoporosis. Calcium deficiency can help with emotional problems such as irritability, anxiety, depression, and difficulty sleeping. Apart from these essential functions, many of us are confused about calcium and how to protect our bones and overall health. How much calcium should you get? Where should you get it? And what's the problem with vitamin D, magnesium, and other nu...