Song Audio. Numb is track #6 on the album Nick Jonas. It was written by Posner, Mike / Jonas, Nick / Musto, Matt / Monson, Nick / Wilson, Raykeea. Numb is track #6 on the album Nick Jonas. It was written by Posner, Mike / Jonas, Nick / Musto, Matt / Monson, Nick / Wilson, Raykeea.
Genetics at Work Image Gallery. Redhead extinction is the idea that the recessive gene that causes red hair will eventually die out. Read about the theories behind redhead extinction.See more pictures of genetics at work.n fact, the National Geographic story provided some data about red hair in the world population, but it only said that news reports have claimed that redheads were going extinct [source: National Geographic ].
Hormonal changes - an over-active or under-active thyroid gland may cause hair loss. This hair loss stops once the thyroid disease is treated. Female or male hormone (estrogen and androgen) imbalance can be the cause of hair loss. Once this imbalance is corrected hair loss may stop. Some women may experience hair loss a few months after they've had a baby. This loss is also due to hormonal changes.