Yes you should be worried; you may have the STD Trich.
If a woman is diagnosed with PID, she should see that her sexual partner is also treated to prevent the possibility of reinfection.
Yes. The close proximity of two people during sex makes it likely that your new partner will get that disease too. The partner should be aware of that risk and not get it as a surprise.
Men get worried about their penis size, if they think theirs is small they will feel inadequate and lose some confidence, if they feel theirs is bigger (but not abnormally big) they will gain confidence. Bearing this in mind it is up to you what you feel you should tell your partner.
Until you're married and want kids.
Yes. But you should avoid drinking alcohol while taking metronidazole - it can cause you to be very sick.
First it depends if you and your partner (if you have one that is) both share the same interests for sexual activity. If you do then I say go for it!
You and your partner should come to an agreement about what you would like to do. Sexual tastes vary, so there is no single technique that is the nicest for everybody.
There are no known drug interactions between metronidazole vaginal cream and the birth control pill. However, you should not rely on condoms while using metronidazole vaginal cream.
fluconazole
The answer is different for everyone based on the situation. For serious relationship issues, you should seek counseling. However, if your partner is in fact cheating, there is a chance they could contract an STD and pass it on to you. If you suspect that they are cheating, it would be wise to use protection if you continue to have sexual relations.
No, you should not be worried. It is fine.
You should consult a sex therapist. You should have a discussion with your partner regarding those things that you both find to be sexually arousing or exciting and you should try to sexually gratify each other. You should also read articles in books and magazines which relate to sexual behaviors and activities.