You cannot get pregnant unless sperm enters your vagina. The process of pregnancy is when a sperm cell meets an egg cell. If there is no sperm from you, then there is no egg to be fertilized. In this scenario, you have nothing to fear. To be sure, watch for signs like missing periods or nausea. 

The chances of pregnancy are­ pretty low. Plan B works by disrupting ovulation temporarily. So if your pe­riod is slightly late after taking it, that's normal. If it's late­ or you notice odd symptoms, you can always take a pregnancy te­st. Try not to stress too much. 

It is advised to visit a urologist or a sexual health specialist for consultation.

Masturbating for too long might be the reason that you are dealing with the problems that you have. Some of the common signs are early sperm release, low penis tightness, and quick ejaculation. Now that you've ceased the bad habit, there is a chance for improvement. With time your body may heal and these issues could get better. 

Yes, it is possible for her to become pregnant even if you didn’t ejaculate inside her completely. There are still sperm in pre-cum that can result in pregnancy. If she has symptoms such as a missed period, feeling sick or throwing up a lot, or her breasts being sore and tender – then it is possible that she may be pregnant. To avoid this, use protection every time you have sex. 

Sperm details are normal to diverge. Factors such as the time elapsed since your last ejaculation can determine the rate of sperm loss. If it continues fluctuating a lot or you have other symptoms like pain, burning, or blood, it's best to get checked. Otherwise, if it happens now and then, it is usually not a cause for concern. 

A "non-reactive" result indicates that the test did not detect HIV antibodies or antigens in your blood at the time of testing. And you have consistently received non-reactive results over a span of a few months. However, for definitive advice regarding testing intervals and your specific situation, it's essential to consult a professional who specializes in sexual health or infectious disease

These signs might be because of many things such as stress or bad eating habits. But don’t worry, your brother’s test result was negative which is good news but to ease your mind, you should also take an HIV test among others after discussing with a doctor about the issues at hand. 

Catching HIV through finger stuff is highly unlikely, e­specially without cuts. HIV symptoms include feve­r, tiredness, and swollen glands. To put your mind at e­ase, getting teste­d for HIV is an option. Practicing safer activities protects you and othe­rs.

Masturbation is normal, and many people do it. However, if you feel it's becoming too much, try distracting yourself. Exercise and hobbies can help. Sometimes, losing control can come from stress or boredom, so finding ways to manage those feelings is important. Getting enough sleep, eating well, and talking to someone you trust can also make a difference. If needed, don't hesitate to seek help.

When you masturbate and ejaculate your testosterone levels increase temporarily. This is because the orgasm triggers the release of hormones in the body. Yet, don't panic. Your testosterone levels are going back to normal. Masturbation is a quite typical and harmless part of sexual behavior. It does not affect your overall testosterone levels.

Masturbation doe­s not cause memory loss. People­ frequently fee­l guilty or worried, though there's no dire­ct connection. It's natural and safe, reme­mber. If you're having memory trouble­s, it's advisable to share your concerns ope­nly with a trusted grown-up or health expe­rt.