Protein and iron build strong and flexible bones. A diet that lacks these nutrients can lead to osteoporosis.
Organism. Hope this helps-
The answer is Ultraviolet Light
The easiest way for us to obtain a sustainable amount of Vitamin D is by exposing our self to morning sunlight ( which contain ultraviolet light)
Often time, we don't consume enough vitamin D and our body need to get it from our bones, and in order to do that, it need to be activated through enough exposure from sunlght
I think tap dancing is an aerobic exercise.
