If your hair isn't overprocessed, you could be pregnant (surprise!) or menopausal (yes, I can tell).

如果你的头发并没有经过过分处理（烫啊染啊的），你可能是怀孕（惊喜吧~）或是更年期了（是的，我能看出来）。

youdao

When a pregnant woman doesn't have enough iodine in her body, her child may suffer irreversible brain damage and could have an I. Q. that is 10 to 15 points lower than it would otherwise be.

如果怀孕的妇女的身体缺乏足够的碘，她的孩子就会遭受无可挽回的头脑损伤，这样的孩子的智商就会比正常孩子的智商低10到15点。

youdao