> any condition that doesn't impact survival until sexual maturity
Diseases that impact even just appearance can surely make you less attractive as a mate though. And larger goiters can impede breathing or swallowing. So I'd be suspicious of the idea that we've been significantly deficient in iodine for extended periods of our evolutionary history.
Diseases that impact even just appearance can surely make you less attractive as a mate though. And larger goiters can impede breathing or swallowing. So I'd be suspicious of the idea that we've been significantly deficient in iodine for extended periods of our evolutionary history.