Check out Carmen's blog posted on health central 4/7/2014. This is a question that my clients, particularly women, ask me on a regular basis. Calcium and vitamin D deficiencies have been hot topics for a number of years. Here are the facts that can help you determine if you need a supplement. Why are calcium and vitamin D important? Most of the body’s calcium is stored in your bones. In your body, calcium is needed for muscle contraction, blood clotting, maintenance of cell membranes, enzyme and hormone function, and central nervous function. When you don’t consume enough calcium, your body pulls this needed calcium from your bones. Over time, this can lead to hollowing of the bones, otherwise known as osteoporosis. This causes weak bones, which can lead to fractures, particularly of the hip, wrist, and spine. Vitamin D helps you to better absorb calcium and store it in your bones. How much calcium do I need? Unfortunately, after t...