Some risk factors for breast cancer are things you cannot change Such as getting older or inheriting certain gene types breast cancer is also caused by stress so I think it is (true)
Answer:
puberty
Explanation:
body starts to change, etc.
I would say feelings of worthlessness. You can't really see it on their body, but they can tell you if they choose to, so that makes it hidden in my opinion.
I hope that helps!