You generally can't. There aren't any visible signs of being sexually active or not being sexually active, unless you see them in the act.
It is possible to tell if someone is sexually active from a blood test. This will be done in addition to other clinical tests so as to be certain.
Unless she is pregnant, or you are her sex partner, you will have to ask.ask her
masturbation
Is perfectly OK to confine in your mom that you are sexually active, the best she can do is to take you to a doctor. You don't want to fool around in catch any viruses.
You tell them the truth... nothing else to do
Yes the Dr. can tell if you are active and there is a privacy law about telling your parents.If you dont want them to know tell your Dr. At 18 you are no longer considered a minor and the privacy act would not allow the doctor to tell your guardian. You don't have to say a thing because you are an adult now.
well tell him what you feel, if you dont want to be sexually active tell him, if your not ready then tell him, but if you do then tell him, you just have to be honest and hopefully he will understand
There are no foods that can make someone sexually active.
For as long as he wish. Medically there's no problem.
Yes. In fact he was extremely active. He was by far the most sexually active scientist of his time.
You can usually tell when a women is sexually active because of their behaviour. they seem happier but more secretive and not normal.