Natriuretic peptide (BNP), is an example of a neurotransmitter, which are responsible for conveying different itching sensations from the skin or foot to the spinal cord and ultimately into the brain. When the brain receives the signals from the nerves, it interprets it and further relays the message which appears as the feeling of sensation we do experience.
Goiter is the result of a dietary <u>deficiency</u> ... an enlarged thyroid due to insufficient iodine. There's nothing you eat that <u>creates</u> goiter.
I currently have braces and at first they are going to cause a slight pain to your teeth, make sure you brush them even more then usual and more thoroughly, brush your teeth after each meal if possible.