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 Deficiency in Kids. Made in your body, vitamin D plays an important role in bone health along with calcium. Vitamin D promotes the absorption of calcium and phosphorus and helps deposit these minerals in bones and teeth making them stronger and healthier. The fortification of milk with vitamin D has virtually eliminated the risk of vitamin D deficiency in children. However, the rising consumption of juice and soft drinks in place of milk is increasing the probability of deficiency, which can lead to rickets or defective bone growth.