Johnson and Sany – Osteoporosis – Vitamin D – A must-have, but not too much

Vitamin D facilitates calcium absorption in our body which is important to bones, and it is also important for other functions as well. Sunshine and supplements need to be considered.

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John Xie, a Chinese medicine practitioner, and Sany Yan, a Western medicine practitioner, both of them from China, discuss this common issue with Aaron.