Stimulate it.
No
yes they will be hard
You get cold, or stimulate them mentally or physically.
Guys LOVE Hard Nipples. It Is Easier For Them To Suck On And Wrap Their Tongues Around!
About as harmful as getting a hard nipple.
Mine seem too!
yes, if this has happened you should also watch for infection
man i have the same thing but I'm only 12 and its in my left nipple..my dad says its puberty but i don't think it is
Your nipple sure do get hard that's all i know
A females nipples stay soft unless they get cold, the they become hard.
I would press charges. That is abuse.