Male health care details in genital hygiene and skin problems

2026-03-24

Washing a man's genitals can prevent illness and improve health.

The scrotum and penis have many skin folds and sweat glands with strong secretion. Especially in poorly ventilated areas, large amounts of sweat, residual urine, unwiped feces, and secretions and semen left after intercourse can contaminate the entire penis, scrotum, and perineum. These conditions are highly conducive to the proliferation of bacteria and other microorganisms. Middle-aged and older men have thinner skin and decreased resistance, making them susceptible to erosion not only in the perineum but also on both thighs. This can also lead to other local diseases such as penile cancer, scrotal dermatitis, and tinea cruris. If these unclean substances and microorganisms are introduced into the woman's vagina during intercourse, it will affect the cleanliness of the vagina and even cause infection. Therefore, washing a man's genitals can prevent and reduce the risk of various genital diseases for both partners due to poor hygiene.

For those suffering from hemorrhoids, repeated wiping not only removes bacteria and contaminants but also improves blood circulation inside and outside the anus, preventing local venous congestion and alleviating or reducing hemorrhoid symptoms and recurrence.

For those with habitual constipation, frequent, prolonged wiping or sitz baths can relieve anal sphincter spasms and fatigue, aiding in smoother bowel movements.

For those experiencing declining sexual function, after washing with hot water, rubbing the genitals (groin) and anus with a hot towel several times can improve erectile function.

For middle-aged and elderly men, frequent hot water washing of the genitals also has beneficial effects on enhancing gastrointestinal function, preventing colon cancer and prostatitis, and treating insomnia.

Men should ensure the water temperature is appropriate when washing their genitals, washing the penis and scrotum first, then the anus. A dedicated small towel should be used, and its cleanliness should be maintained. Regular disinfection with sunlight is even better.

What is scrotal itching?

Scrotal itching is a very common clinical manifestation in men, especially young men. Many men who experience scrotal itching fear they have contracted a sexually transmitted disease, but this idea is very one-sided. Generally speaking, scrotal itching may have the following causes:

It is more common in manual laborers, especially in summer, when the genital area is hot, sweaty, damp, and poorly ventilated. The scrotal skin is affected by sweat maceration and friction from underwear, resulting in itching. Wearing overly tight jeans or non-absorbent, non-breathable nylon underwear can also cause this condition.

Riboflavin (vitamin B₂) deficiency can lead to scrotal inflammation. The scrotum shows changes such as erythema, dryness, desquamation, papules, and crusting, accompanied by itching. Simultaneously, angular cheilitis, glossitis, and oral ulcers may also occur.

Fungal infections of the scrotum, such as candidal scrotal inflammation and tinea cruris, can also affect the scrotum and cause scrotal itching.

Neurodermatitis of the scrotum can also cause itching.

Scrotal eczema is the most common skin disease of the scrotum, with its main symptom being unbearable itching. It is a persistent, recurring condition that is difficult to cure.

As can be seen from the above causes of scrotal itching, most cases are not sexually transmitted infections (STIs). As long as there is no history of promiscuity, genital ulcers or growths, urethral discharge, etc., and a clear cause of the itching can be found, there is no need to worry about contracting an STI.

Men experiencing scrotal itching should first consult a doctor to determine the cause and receive timely treatment. In daily life, it is important to wear loose-fitting cotton underwear to allow the genital area to breathe. Maintain good hygiene by washing daily. If itching is severe, do not scratch or use hot water. If any lesions appear in the affected area, seek immediate medical attention.

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