1.   By instigating a calcium deficiency inside the cells, the drugs cause muscles lining arterial walls to relax.

2.   The second reason for calcium deficiency is the fact that the body has difficulty absorbing the mineral.

3.   Because of a calcium deficiency, he was forced to wear leg braces.

4.   Blossom end rot is a physiological disorder caused by a calcium deficiency and aggravated by water stress.

5.   A calcium deficiency causes weak cell walls, which can collapse, causing blossom end rot.

6.   Calcium deficiency puts people, especially older white women, at greater risk for osteoporosis, a disease in which the bones become extremely brittle and susceptible to fractures.

7.   Hatchlings at the zoo were developing weak leg bones and soft beaks, indicating a calcium deficiency.

8.   New calcium recommendations have been set at higher levels that might help prevent osteoporosis rather than merely avoiding a calcium deficiency.

9.   Some relationships between dietary shortfalls and disease are well known, as in the case of calcium deficiencies and osteoporosis.