You can re-pierce almost any piercing if it has grown out. A few things to consider; anytime a piercing closes it form scar tissue so make sure your piercer is aware of a previous piercing. Also, while some piercings do sometimes "grow out" or reject, sometimes it is a matter of improper piercing placement. Be sure your piercer is certified and experienced.
If you don't repierce them. I guarantee it won't happen again.
If its already closing, either go to your piercer for them to repierce it now, or let it heal and repierce it then. Don;t try it yourself
Yes, you can try repiercing the area once it has fully healed and any signs of rejection have resolved. It is recommended to consult with a professional piercer for advice on the best approach and to ensure proper placement to prevent further complications.
You can repierce it just about any time.
A nipple is a nipple, simple as that. The sometimes darker // pinker skin around the nipple is called the aureole.
The nipple is lateral to the sternum.
There will be more scar tissue than normal, but otherwise no.
nipple bras.
Yes, each normal nipple has multiple openings.
That you decided to get a nipple piercing.
If the nipple is exposed, then yes.
Gee I would go back to who ever did it and tell them to do one of two things. Refund your money or repierce it for free.