¿Por qué se encoge el pene?

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. 

It seems that you had what's known as “pre-ejaculate” after your shower. This is a natural fluid that can be released before or after sperm. It usually occurs as a result of being turned on and doesn’t indicate any problems with health. 

Nightfall is when you masturbate while sleeping. Moreover, it is quite common among teenagers in particular. Nevertheless, it can be either stress, joy, or not having an ejaculation. Make sure you are deeply focused on the deep breathing exercise. Talking to a doctor who can guide you is also helpful. 

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. 

If you've ever experienced an itchy anus after using a rectal plug, you may have concerns about HPV. In the anal region, this virus is able to cause warts but itching is not exclusively limited to it. Also, itching can result from irritation and infections as well. To ensure everything is okay, make sure you see a doctor for check-up. 

It appears that you could be suffering from premature ejaculation. This occurs when an individual climaxes too quickly during sexual activities. Causes may include stress, anxiety, or having a hypersensitive penis. To help with this, attempt using methods such as deep breathing and thinking about pleasant things. Additionally, communicate openly with your partner about what you need and vary the pace of intercourse. 

Yes, fluid exchange may happen even though one uses a condom. In case your worries are regarding it, the most advisable thing to do is to keep an eye on yourself for any symptoms that are not normal for you, such as the ones mentioned as itching, burning, or unusual discharge. One of the advantages of being aware of how your body is functioning is that noticing any changes can help you determine whether it is necessary or not to go for further advice. 

At your age, it's normal to feel curious about masturbation. Masturbation is safe and healthy. It won't harm your circumcision recovery. Just make sure your hands are clean to prevent infection.