Exercising and proper breathing helps move calcium deposits out of the skeletal system. Getting the wrong kinds of calciums is a cause of calcium deficiency. There are over 250,000 different kinds. Many people don't understand this, though, and as a result, Calcium is probably one of the most abused substances today. For example, calcium carbonate is an inorganic salt which produces stones and is often seen advertised for bone diseases, like osteoporosis.
People get the wrong calciums from regular well water.
Calcium lactate, which is the calcium in milk causes calcium problems because it is so acid. It grabs onto Vitamin C and breaks down the elements which holds cells together. Muscles and tissues lose their integrity and strength. Cheese also causes problems for this reason. Unfortunately, many people think Milk and cheese are the only food sources for calcium.