Goiters are often produced in the Thyroid. Goiters is an enlarged thyroid gland. Goiters are believed to be painless, but Goiters make it difficult for the victim to breathe and swallow food. Goiters are caused by lack of iodine in one's diet. Treatment of Goiters depends on its size, some Goiters go away without any treatment while some goiters are treated through surgery.
Babies can be born premature due to the mother smoking or drinking. Another reason could be over stressing. This has nothing to do with race, but it could possibly be a reason because black women are more likely to? Not super sure on this one, hope it helped.