Everyone needs calcium to maintain healthy bones, muscle function, and nerve function. More often than not people are not getting the full amount of calcium that they need from their diet. Taking supplements of calcium seems like a good way to get the calcium into your system that you might be missing out on, but there are better ways to get the calcium you need, like eating foods with calcium.
Calcium is a naturally occurring mineral. Ninety-nine percent of the calcium that can be found in the bodydi is in teeth and bones. 
The other one percent is floating around in the blood stream. This one percent is actually very important. It keeps muscles working correctly, nerves working correctly, and helps blood to clot. Getting enough calcium as a child and eating lots of foods with calcium can prevent diseases like osteoporosis later on in life. Current statistics show that over 28 million people are suffering from osteoporosis in the United States. One important piece about calcium is your age determines how much you should be getting on a daily basis. A teenager needs more calcium than any other age group. The breakdown is as follows:
