Vocal folds. The vocal folds, also known commonly as vocal cords or voice reeds, are composed of twin infoldings of mucous membrane stretched horizontally, from back to front, across the larynx. They vibrate, modulating the flow of air being expelled from the lungs during phonation.
Some recent clinical studies show that vitamin D deficiency is closely related to thyroid problems. This article identifies the thyroid problems linked with vitamin D deficiency and discusses how vitamin D supplementation can help treat thyroid disorders.
Vitamin D supplementation may be helpful for people suffering depression. Vitamin D protects against blood vessel inflammation and calcium buildup. It can also help maintain healthy blood pressure levels. In contrast, vitamin D deficiencies are associated with atherosclerosis.