A note of caution about Wikipedia is that it is banned from being cited as a authoriative sources for Post-Secondary papers or essays. Its been shown that though it is useful, it lacks 100% credibility.

D

>I'm surprised by a comment in the article on the BBC website
>regarding calcium:
>
>"However, the researchers found no evidence of a link
>between risk of the cancer and calcium, or retinol, a
>vitamin which affects vitamin D's impact on calcium
>absorption."
>
>If you check Wikepedia,
>http://en.wikipedia.org/wiki/Parathyroid_hormone
>
>you'll find detail of Parathyroid Hormone (PTH), which
>controls the release into the bloodstream of calcium from
>the bones. Also calcitonin(Thyroid Gland), which suppresses
>calcium release.
>
>I wonder if any sufferers have had their PTH levels
>monitored?
>
>When you Google, there is alot of information on th benefits
>of maintaining good calcium levels.
>
>My son is also taking Vit.D.