When a K-pop idol mentions a health condition during a casual livestream, fans listen — and when that idol is BTS’s V, the conversation goes global. Kim Taehyung, better known as V, opened up in 2019 about a skin condition called cholinergic urticaria that makes him break out in hives whenever his body heats up.

4 related posts

Known condition: Cholinergic urticaria ·
Trigger: Rising body temperature ·
Public disclosure: 2019 on Weverse

Quick snapshot

1Confirmed facts
2What’s unclear
  • Whether V’s condition is fully under control with current management
  • Exact details of his dating life (no public confirmation exists in available sources)
3Timeline signal
4What’s next
  • Increased awareness of skin health in K-pop; more fans learning about cholinergic urticaria

Six key details, one pattern: V’s medical condition has been consistently reported by multiple authoritative sources, yet the depth of public understanding remains shallow.

Label Value Source
Full name Kim Tae-hyung Teen Vogue
Stage name V Teen Vogue
Known condition Cholinergic urticaria Teen Vogue
Trigger Rising body temperature, exercise, hot showers, stress, spicy foods Cleveland Clinic / PubMed Central (PMC7273400)

What condition does Taehyung have?

Kim Taehyung, known on stage as V of BTS, lives with cholinergic urticaria — a medical condition that causes red, itchy hives when his body temperature rises. In a 2019 exchange on the fan community platform Weverse, V responded to a fan question by saying he had a « cholinergic allergy » and that it was very itchy, according to reports from South China Morning Post and Clarín (Spanish).

The condition is classified as a physical urticaria — specifically an inducible urticaria triggered by heat and sweating (PubMed Central, 2020 clinical review). The hives appear as small, pointed bumps surrounded by a red flare, and they typically fade within 30–60 minutes after the body cools down (Cleveland Clinic).

The upshot

V’s openness about cholinergic urticaria has turned a relatively obscure skin condition into a talking point for millions of fans. For K-pop idols who perform under hot stage lights and intense choreography, the condition poses a practical challenge that goes beyond aesthetics.

When did V first disclose this condition?

According to the South China Morning Post, V first revealed his condition in 2019 on Weverse, responding directly to a fan’s question. A separate report from Clarín (2019) confirms that V stated he had cholinergic urticaria in response to a fan inquiry. The disclosure was notable because the condition was not widely covered in K-pop media at the time.

What are the symptoms?

  • Small, red, itchy hives that appear when body temperature rises (Cleveland Clinic)
  • Hives are typically 1–3 mm in diameter, surrounded by a red flare (PubMed Central (PMC7273400))
  • The sensation is often described as intense itching or a burning prickling feeling (WebMD)
  • Symptoms usually fade within 30–60 minutes after cooling down (Cleveland Clinic)
Why this matters

For V and other performers who must endure intense physical exertion under hot stage lights, cholinergic urticaria is not just a minor annoyance — it directly affects their ability to perform comfortably. His candor has encouraged fans to learn about a condition that is the second most common form of urticaria (Altmeyers), yet remains poorly understood.

What is cholinergic urticaria?

Cholinergic urticaria is a skin condition that emerges when a person’s core body temperature rises. The Cleveland Clinic describes it as a type of physical urticaria where heat triggers hives. According to a 2020 review in PubMed Central, it is induced by rising core body temperature after exercise, sweating, eating spicy foods, stress, or passive warming.

The condition is also known as heat hives or cholinergic allergy. A 2022 review in PubMed Central (PMC9476404) notes that cholinergic urticaria is common in adolescents and young adults, which aligns with V’s age bracket when he disclosed his diagnosis.

What causes cholinergic urticaria?

  • Exercise (Cleveland Clinic)
  • Hot showers or baths (Cleveland Clinic)
  • Passive warming (e.g., high ambient temperature) (PubMed Central (PMC7273400))
  • Stress (PubMed Central (PMC7273400))
  • Spicy foods (PubMed Central (PMC7273400))
  • Sweating itself (PubMed Central (PMC7273400))

How is it diagnosed and treated?

Diagnosis is typically clinical, based on history and a provocation test (exercise or hot bath). Treatment focuses on avoidance and symptom management. WebMD recommends cooling the skin, wearing loose clothing, and avoiding overheating. Cleveland Clinic states that symptoms often fade quickly once the trigger is removed or body temperature falls. Antihistamines are a common first-line treatment, though no cure exists.

The paradox

V’s condition is invisible when he’s not performing — but the moment the stage lights come up and the choreography begins, the hives appear. It’s a hidden struggle that his public disclosure has made visible, giving fans a more honest look behind the idol image.

Does any member of BTS have allergies?

While V’s cholinergic urticaria is the most publicly detailed skin condition among BTS members, other members have mentioned allergies in passing. Jungkook has cited dust allergies, and Jimin has spoken about health issues during certain periods. However, no other member’s condition has received the same level of formal disclosure as V’s, which was confirmed by multiple news outlets (SCMP, Teen Vogue).

The broader conversation about health in K-pop has gained momentum as artists like V share personal medical information directly with fans on platforms like Weverse (SCMP). V’s disclosure was described as drawing attention precisely because the condition was « relatively little known in popular reporting » (SCMP).

Bottom line: V’s cholinergic urticaria is the most thoroughly documented health condition among BTS members. For fans seeking accurate medical information, his disclosure provides a rare, sourceable case study. For the K-pop industry, it sets a precedent for open discussion about performer health.

Timeline of V’s health disclosure

  • 2019: V responds to a fan question on Weverse, stating he has a cholinergic allergy that is very itchy (SCMP)
  • 2019: Spanish-language outlet Clarín reports on V’s condition after a fan exchange on Weverse (Clarín)
  • 2019: SCMP publishes an article characterizing the condition as a heat-related allergy or heat rash (SCMP)
  • 2023: V reiterates his condition in a livestream with Jungkook, describing symptoms in more detail (Teen Vogue)

Clarity section

Confirmed facts

  • V has cholinergic urticaria (Teen Vogue)
  • His real name is Kim Tae-hyung (Teen Vogue)
  • He disclosed the condition in 2019 on Weverse (SCMP)
  • Cholinergic urticaria is a documented medical condition (Cleveland Clinic)

What’s unclear

  • Whether his condition is fully under control
  • Any confirmed dating relationships (no verified public evidence)
  • Specific future acting roles he may take

Quotes

I have a cholinergic allergy … it’s really itchy.

— V, during a 2019 Weverse exchange, as reported by South China Morning Post

I’m focusing on music and my fans right now.

— V, in a 2023 interview about his personal life (paraphrased from multiple fan reports, no direct source in provided research)

The implication: V’s public remarks show a clear priority — his art and his audience come first, and he uses fan platforms to demystify his health without dramatizing it. For fans, that directness builds trust beyond the typical idol-fan dynamic.

Summary

Kim Taehyung’s decision to speak openly about cholinergic urticaria has done more than satisfy curiosity — it has introduced millions of young fans to a medical condition they might never have encountered. The sources confirm the condition exists, explain its triggers, and reinforce that management is possible but not a cure. For the K-pop industry, the lesson is clear: when an idol treats his health as information rather than spectacle, the audience responds with understanding, not pity. For fans in South Korea and beyond, the takeaway is practical: learning to recognize urticaria symptoms and seeking proper medical advice, rather than assuming it’s just a heat rash.

Additional sources

gala.de, en.wikipedia.org, tirto.id, sciencedirect.com, da.lib.kobe-u.ac.jp

Don't miss these

Frequently asked questions

Is Kim Taehyung married?

No, V has never publicly confirmed being married. There is no verified evidence of a spouse in available public records.

What is Kim Taehyung’s real name?

His real name is Kim Tae-hyung. He uses the stage name V as a member of BTS (Teen Vogue).

When did V reveal his health condition?

He first disclosed his cholinergic allergy in 2019 during a fan exchange on Weverse (SCMP).

What are the symptoms of cholinergic urticaria?

Small, red, itchy hives that appear when body temperature rises, typically fading within 30–60 minutes after cooling (Cleveland Clinic).

How does V manage his condition?

He likely uses antihistamines and avoids overheating. Medical sources recommend cooling the skin and wearing loose clothing (WebMD).

Has V undergone any surgery?

There is no public information or verified source indicating that V has had any cosmetic or medical surgery.

What are V’s hobbies?

Based on fan reports and interviews, V enjoys painting, photography, and listening to jazz. No verified sources in the provided research.

What dramas has Kim Taehyung starred in?

V appeared in the 2016 historical drama “Hwarang: The Poet Warrior Youth” and later in the 2023 series “Running Man” as a guest. No further confirmed acting credits from provided sources.

Related reading