Why is my penis tip vibrating every two seconds?

It’s good you haven’t had any symptoms yet. Usually people get them within 2-4 weeks after they are exposed. However, some don’t show signs for years. To be 100% sure, it is important to take the HIV test 3 months from now. While waiting, take good care of yourself .

Masturbation is a normal and positive practice. It is not a problem and does not need treatment. The healing process in your body occurs naturally and medicine helps to maintain the hormonal balance. Masturbation will not be a hindrance to your marriage. The tear of the hymen may be caused by other reasons, for instance, accidents during sports, which are not related to masturbation. However, the hymen should heal naturally. 

Considering the chance of getting HIV from having unprotected sex is important. For instance, the symptoms such as tiredness, flulike symptoms, white coated tongue as well as lie bumps which you explained could mean several things and not necessarily that someone has been infected with this virus. It’s good that you intend to go for testing; that way one can never be too sure unless they get checked for it. 

main causes of erectile dysfunction during intercourse are the physical, psychological or lifestyle factors. It is recommended to seek the advice of a specialist in sexual health including urologists or sex therapists, so you can talk about your concerns and find out the real problem. They can offer you the right treatment plan and improve your sexual performance.

It's common to feel concerned about the size of your penis, nevertheless be assured that size does not define your capacity for enjoyment of sex. Sometimes the issue of size may be due to stress or expectations that are not very realistic. Maintain a healthy lifestyle by eating well, working out, and dealing with stress. You can also train your pelvic floor muscles to be able to hold longer. You have to be aware that ultimate satisfaction is achieved through the connection and communication with your partner, not just through physical size.

Excessive masturbation may cause erectile dysfunction. Consult a doctor immediately

A small penis during an erection does not mean that pregnancy is impossible. Fertility is not related to size. Blocked canals and hormonal imbalances can cause smaller genitals. Consult a specialist for advice and support. Remember, concerns about size are common but often based on misconceptions.