Почему я мочусь в постель, когда лежу на боку в 16 лет?

Yes, kidney stones can recur in some individuals. Once someone has had a kidney stone, they are at a higher risk of developing another one in the future. But the recurrence can vary from person to person.

Essentially, a varicocele occurs when the veins within the scrotum expand, causing them to fill with blood – but commonly without any symptoms. Some people might experience a kind of achy pain or heaviness. It is not harmful at all to masturbate when you have it. If the valves in the veins aren’t working properly this could lead to what causes them in most cases. 

Fingering your rectum while se­lf-pleasuring can bring delight, as numerous se­nsitive nerves re­side there. Howe­ver, caution is advised to preve­nt self-harm. Lubrication is crucial to avoid tearing delicate­ tissues, leading to discomfort, blee­ding, or infections. 

Several causes of itchy penis with a tingly feeling include yeast infection, sexually transmitted infections as well allergic reactions. It is therefore necessary to seek help of a urologist or dermatologist who can establish the underlying cause correctly and offer correct treatment. There is no need to wait as early intervention can forestall complications.

It seems that you may have symptoms related to the penis like reducing muscle tension and foreskin retraction. A urologist should be consulted to determine what is wrong and design an appropriate treatment plan.