How effective is emergency contraception at preventing pregnancy?

I took EC for unprotected sex then I had unprotected sex again. Should I take EC again?

Can I get emergency contraception if I'm under 17?

I have a vaginal infection (you know, like BV or yeast infections). Can I still use fertility awareness methods?

My doctor says they won’t give me an IUD because I’m too young and I haven’t had kids yet. What can I do?

Does the diaphragm protect from STIs?

Can my partner feel the cervical cap when we have sex?

I heard the IUD is really expensive—how much does it cost?

What if I'm using condoms, but they keep slipping or breaking?

What if the condom doesn't feel good and my partner can't get hard?

Does the patch come in more than one color?

Does the cervical cap protect against STIs?