what side should I get my eyebrow piercing?

I part my hair to the right, and I'm right handed (Like the hair part in this picture; http://funadvice.com/r/1662e6la2kc) so...

Whenever I change my eyebrow stud. I get a head ache for like 10 mins.. Its goes away after that... But Why do I get a head...

I want to get my eyebrow peirced, and my mom said it's chill if I pay. So ima pay, then get it pierced and all, but which sid...

I just turned 18 and I'm getting eye brow pierced I was just wndering wich side people usally get it on

Like im 13 and have 6 piercings and I really want 1 but I dont know what side yet? Please help I need it?

ok so I reallyy want to get my tragus pierced and my parents are pretty much cool bout it but I don't know which side to get...

I really want to get a eyebrow or side lip piercing but I have a monroe type beauty mark so a lip piercing might look weird ...

I want to get my eyebrow pierced can anyone give me any info towards how it feels when you get it done?

will it hurt if I have my eyebrow piecred?

How old do you have to be to get a eyebrow/ lip/ tounge peircings like that also how old do you have to be to get a second ho...