Herpes is not a shameful disease but a common infection that the whole world experiences together. And yet, in the clinic, the moment a test result shows herpes-positive, many women are shocked as if it were something only they go through. In fact, this virus is one of the most common infections on the entire planet, and recent international statistics have once again confirmed that it places a greater burden on women in particular. Today, rather than the story of a specific patient, I want to calmly walk through how large the scale of herpes infection is worldwide, how it differs by region and sex, and where women should fill in the gaps in their understanding.
Why is herpes an infection that stays for life
The herpes simplex virus, once it enters the body, lies dormant in the nerve ganglia and becomes active again when immunity is shaken. So while antiviral medication can calm the symptoms, there is still no fundamental cure that completely removes the virus itself from the body. The World Health Organization also describes herpes as an infection that is “treatable but not curable.”
The virus is broadly divided into type 1 and type 2. Traditionally, type 1 has been known to cause cold sores around the lips and type 2 to cause genital infection. However, recently, as patterns of sexual activity have changed, it is reported that cases of type 1 causing genital infection through oral contact are also increasing.
The key to herpes is that it is not a disease to be “eliminated” but a disease to be “managed.” Once you accept this premise, you can shift your gaze from vague fear to a concrete management plan.
In my clinical experience, patients’ expressions relax the most when I first explain this point. The phrase “it stays for life” sounds frightening, but turned around, it also means that most of the time passes uneventfully without symptoms.
The worldwide scale of infection is far more common than you might think
Herpes infection worldwide is by no means rare. According to an analysis released by the World Health Organization in December 2024, the number of people with genital herpes among adults aged 15 to 49 is estimated to be more than one in five worldwide. This estimate is the result of modeling based on 2020 data.
When broken down by type, the picture becomes clearer. A considerable portion of genital infections is accounted for by type 2, and adding type 1 infections that have settled in the genital area makes the scale even larger. If the scope is widened to type 1 as a whole, including cold sores, it is estimated that well over half of the population under 50 has already experienced infection.
The important point is that this number does not count only “people with symptoms.” Because herpes very often passes without symptoms, many people in reality live without knowing they are infected. This is also why many patients in the clinic say, “But I’ve never had any symptoms.” Having no symptoms does not mean there is no virus, and the fact that transmission can occur even in an asymptomatic state is covered in more detail in the nature of herpes that can be transmitted even without symptoms.
Infection patterns differ greatly by region
Herpes infection rates show clear differences by region. According to the World Health Organization’s regional classification, the prevalence of type 2 appears highest in the African region, while in Western regions such as Europe and North America, a trend of increasing type 1 infection of the genital area is observed. These differences are interpreted not as a matter of hygiene or morality, but as an epidemiological phenomenon arising from differences in regional patterns of sexual activity and the timing of type 1 infection in childhood.
The Asia-Pacific region is reported to have a relatively lower prevalence of type 2, but the possibility of change is also mentioned as international exchange and urbanization progress. However, because regional figures vary widely depending on the estimation model, it is more accurate to understand the big picture of “an infection common everywhere in the world” rather than taking a specific percentage as an absolute value.
| Category | Generally reported tendency |
|---|---|
| African region | Type 2 prevalence estimated relatively high |
| Europe·North America | Trend of increasing genital type 1 infection |
| Asia-Pacific | Type 2 tends to be low, but possibility of change mentioned |
The tendencies in the table are a generalization of World Health Organization data; please view them not as a standard for diagnosing individual risk, but as a reference for reading worldwide trends.
Why it becomes a greater burden for women
Women are reported to have a higher type 2 infection rate than men. According to World Health Organization data, transmission of type 2 through sexual contact is explained as occurring more efficiently from men to women, which is understood in terms of differences in anatomical structure and the area of mucosal exposure. In other words, even in the same exposure situation, women may be more vulnerable to infection.
The burden lies not only in the infection rate. When genital ulcers are involved, they can lead not only to physical symptoms such as pain and itching, but also to emotional difficulties such as depression or anxiety. In the clinic, it is not uncommon to see patients who struggle more with the helplessness of “how am I supposed to live from now on” than with the symptoms themselves.
One more thing women should be aware of is the connection with pregnancy. When the first infection occurs in late pregnancy, the risk of transmission to the newborn may become relatively higher, so it helps to also review the herpes history during prenatal care. For those preparing for pregnancy while already having herpes, rather than being overly anxious, I recommend reviewing in advance ways to prepare for pregnancy and childbirth even with herpes.
Symptoms and health impact: what to look at
The most common physical symptom of herpes infection is genital ulcers. At the time of initial infection, blisters or ulcers may appear along with fever and lymph node swelling, sometimes accompanied by pain and stinging. On the other hand, at recurrence, symptoms tend to pass relatively mildly and briefly. However, there can be individual differences in these patterns.
From a health standpoint, a particularly important point to watch is the fact that genital ulcers can increase vulnerability to other infections. The World Health Organization reports that type 2 infection increases the risk of HIV infection, and recommends that when herpes is present, testing for other sexually transmitted infections also be considered. For this reason, once herpes is confirmed, rather than looking at a single virus alone, it is safer to understand what the 12-type sexually transmitted infection test is broadly and to check the necessary items together.
If you have the following signs, I recommend not delaying a consultation.
- When blisters or ulcers accompanied by pain appear in the genital area
- When a first infection is suspected along with fever or systemic symptoms
- When frequent recurrence interferes with daily life or emotional stability
- When a history is confirmed while preparing for pregnancy or during pregnancy
Rather than searching alone and growing your anxiety, if you’d like to discuss symptoms or test results, please feel free to inquire through the Consult about herpes testing and management button.
Management and prevention: how to fill the gaps in understanding
Herpes is an infection that can be sufficiently managed once you have the right understanding. Currently, antiviral medication can reduce the frequency and intensity of symptoms, and in cases of frequent recurrence, preventive medication may be considered after consultation with the medical staff. However, this does not assume lifelong medication, and it is adjusted according to the individual’s recurrence pattern.
On the prevention side, condom use, avoiding contact during periods with symptoms, and regular sexually transmitted infection testing are the basics. It is also good to keep in mind that while condoms reduce the risk of transmission, they do not completely block it. On the lifestyle side, sufficient sleep and nutrition and stress management can help stabilize immunity, which is a particularly meaningful point for women in their 30s who are juggling childbirth, work, and relationships.
A preventive vaccine has not yet been commercialized, and the World Health Organization also emphasizes the need for vaccine development. If you’re curious about the current position of treatment and vaccine research, I recommend also reading how far herpes vaccine and treatment research has come. Above all, the surest way to fill the gaps in understanding is regular check-ups. Rather than vaguely putting it off, I recommend periodically checking your own status by including sexually transmitted infection screening in the women’s lifecycle screening items.
As it is a common infection that the whole world experiences together, herpes is not something to hide but something to know accurately and manage. If you are worried about test results or feel at a loss about managing recurrence, I encourage you to build a management plan that fits you through a consultation now together. Even amid a busy daily life, taking care of your own health first is the most reassuring choice.
Written by: Lee Dong-hee, Director · Obstetrics and Gynecology Specialist · View medical staff profile
First published January 16, 2026 · Last reviewed May 30, 2026
References: World Health Organization Herpes simplex virus fact sheet (2025), World Health Organization news release on genital herpes (2024)
This article is intended to provide general health information and does not replace individual diagnosis or treatment. If you have symptoms, please consult through a medical visit.