And it wasn't just the females. Young boys were also affected. Many had to have surgery to deal with breasts that had become grossly swollen.

不仅仅是女性，年轻的男孩也开始受到影响，许多人不得不通过手术来处理。

youdao

The programme also shows the early effects of pregnancy on the mother's body: painful, swollen breasts and nausea.

BBC: The miracle of being