Author: Dr Weriwoyingipre Silver Yeibake
Department of Paediatrics, Federal Medical Centre Yenagoa
Email: silveryeibake@gmail.com
For most people, bathing is refreshing and relaxing. For some people, however, contact with water may bring on an unpleasant feeling of itching, prickling, stinging, or burning, even when the skin appears completely normal. This condition is called aquagenic pruritus. [1-4]
Illustrative stories
Ms Akonte’s experience
Ms Akonte, a 25-year-old model living in Port Harcourt, began to notice intense itching and prickling shortly after taking a shower. The discomfort was mainly over her arms, thighs, and back, and sometimes lasted for almost an hour. Despite the severity of the itching, she did not notice hives, swelling, redness, or any other obvious skin changes. This pattern is consistent with aquagenic pruritus, which commonly presents as intense itching after water exposure without visible skin lesions. [1-4]
At first, Ms Akonte thought that her soaps, creams, or other body products were responsible. She changed several products and later switched to mild, fragrance-free options, but the symptoms continued. When she sought medical advice, her symptoms were considered consistent with aquagenic pruritus. She was advised to take shorter showers with lukewarm water, dry her skin by gently patting rather than rubbing, and apply a bland moisturiser after bathing. These are among the practical measures commonly used to reduce discomfort. [1,2]
Master Woyinginua’s experience
Master Woyinginua is a 14-year-old secondary-school student who lives with his parents in Jos. He developed intense itching after bathing and sometimes after sweating during football practice. He described the sensation as feeling like pins pricking the skin, especially over his chest, back, and legs. Aquagenic pruritus may be triggered by bathing, sweating, humidity, and other forms of water exposure. [1-4,15]
At first, his family thought the problem might be related to the cold weather or that he was trying to avoid bathing. However, the symptoms became frequent enough to disturb his sleep, affect his school routine, and reduce his interest in sports. When he was assessed at a health facility, his skin looked normal and there were no hives. Because the itching was recurrent and distressing, further assessment, including a full blood count, was considered to help rule out possible underlying causes. [2,6-8,15]
These stories show that aquagenic pruritus can affect both adults and young people. It may occur after bathing, sweating, or other forms of water exposure, and it can significantly affect daily life even when there is no visible rash. [1-4,13]
What is aquagenic pruritus?
Aquagenic pruritus is a condition in which water contact triggers intense itching, prickling, stinging, or burning of the skin. It may occur after showering, bathing, swimming, sweating, exposure to rain, or humid conditions. [1-4]
Unlike many skin allergies, aquagenic pruritus usually does not cause visible hives, swelling, redness, or a rash. Symptoms often begin within minutes of water exposure and may last from a few minutes to up to two hours. [1-4,15]
Is it a water allergy?
Aquagenic pruritus is sometimes described as an “allergy to water,” but this is not usually accurate. It is better understood as an unusual skin reaction triggered by water contact. [1,2,10]
It is also different from aquagenic urticaria, a rare condition in which water exposure causes raised, itchy hives. [1,10]
Why does it happen?
The exact cause of aquagenic pruritus is not yet fully understood. Proposed mechanisms include the involvement of mast cells, acetylcholine, neuropeptides, and altered small-fibre nerve responses after water exposure. [1,3,9,14,15]
In many people, the condition occurs on its own. In some cases, however, persistent aquagenic pruritus may be associated with an underlying medical condition, including polycythaemia vera, a blood disorder in which the body produces too many red blood cells. [2,6-8,12,15]
Aquagenic pruritus is well recognised in polycythaemia vera and may even appear before the blood disorder is diagnosed. [6-8,12,13,15]
When to seek medical advice
It is advisable to speak with a healthcare professional if itching after water exposure is frequent, severe, worsening, or affects bathing, sleep, school, work, exercise, or general wellbeing. [1,2]
Medical assessment is particularly important when the itching occurs together with persistent headaches, dizziness, blurred vision, unusual tiredness, facial redness, unexplained weight loss, fever, drenching night sweats, easy bruising, yellowing of the eyes or skin, dark urine, hives, swelling, or difficulty breathing. [1,2,6,15]
A clinician may ask about the timing and pattern of symptoms, examine the skin, review medicines, and request tests such as a full blood count when appropriate, especially because aquagenic pruritus can be associated with haematological disease. [2,6-8,15]
Simple measures that may help
The following measures may help reduce discomfort:
Keep showers and baths brief.
Use cool or lukewarm water rather than very hot water.
Gently pat the skin dry instead of rubbing it vigorously with a towel.
Apply a bland, fragrance-free moisturiser shortly after bathing.
Avoid harsh soaps, strong fragrances, abrasive scrubs, and heavily perfumed body products.
Keep a symptom diary, noting possible triggers such as bathing, sweating, rain exposure, water temperature, medicines, and the duration of symptoms. [1,2]
Lifestyle tips for daily management
Living with aquagenic pruritus can be frustrating, but a few daily habits may make symptoms easier to manage. Planning ahead for bathing, exercise, and skin care may help reduce discomfort and make everyday activities feel more manageable. [1,2]
Bathe at a time of day when you are less rushed, so you can keep showers short and care for your skin gently afterwards. [1,2]
Choose loose, breathable clothing when possible, especially in hot weather, to reduce sweating and skin irritation.
Try to stay cool during the day by using fans, light fabrics, and adequate hydration, since sweating and humidity may trigger symptoms in some people. [1,2]
Keep a simple record of what seems to worsen or relieve symptoms, including bathing method, water temperature, sweating, stress, and products used on the skin. [1,2]
Use a regular moisturising routine, not only after bathing but also whenever the skin feels dry or tight. [1,2]
Avoid scratching as much as possible, as repeated scratching may damage the skin over time. If needed, try gentle pressure, a cool compress, or distraction instead. [1,3]
Pay attention to emotional wellbeing. Ongoing itching can affect mood, sleep, and quality of life, so support from family, friends, and healthcare professionals can be helpful. [1,2,13]
Keep follow-up appointments and any recommended blood tests, especially when symptoms are persistent or changing, because associated blood disorders may appear after the itching begins. [1,2,6,15]
Common myths
Myth: It is an allergy to water.
Aquagenic pruritus is not usually a true allergy to water. It is a water-triggered itching or prickling sensation that often occurs without visible skin changes. [1,2,10]
Myth: If there is no rash, the problem is not real.
The skin may appear normal even when itching is severe. The symptoms can be distressing and may affect sleep, bathing, school, work, and exercise. [3,4,13]
Myth: It only happens because the water is dirty.
Symptoms may occur after contact with different types of water, including tap water, rainwater, seawater, and sweat. Although poor-quality water may irritate the skin in some situations, it is not the usual explanation for aquagenic pruritus. [1-4,9]
Myth: Changing soap will always cure it.
Mild, fragrance-free soaps may reduce irritation, but changing soap alone may not resolve aquagenic pruritus. Persistent symptoms should be assessed by a healthcare professional. [1,2]
Myth: It only affects adults.
Aquagenic pruritus can affect children, adolescents, and adults. Young people who repeatedly avoid bathing, sports, or other activities because of itching should be listened to and supported. [2-4]
Myth: It is caused by poor hygiene.
Aquagenic pruritus is not a sign of poor hygiene. Some people may even bathe less often because they fear the discomfort that follows water exposure. [3,4,13]
Myth: Adding Dettol, bleach, or disinfectants to bath water will cure it.
Dettol, household bleach, and other disinfectants are not recognised treatments for aquagenic pruritus. They may irritate the skin, worsen dryness, and increase itching if used inappropriately. Strong chemicals should not be added to bath water for itching without specific medical advice. [1,2]
Myth: Antibiotics will treat the itching.
Antibiotics do not usually treat aquagenic pruritus because the condition is not typically caused by a bacterial infection. Antibiotics should only be used when prescribed for a confirmed or strongly suspected bacterial infection. Unnecessary antibiotic use can cause side effects and contributes to antimicrobial resistance.
Myth: Antifungal creams or tablets are the answer.
Antifungal medicines do not treat aquagenic pruritus unless a fungal infection is also present. Fungal infections usually cause visible skin changes, such as scaling, discolouration, ring-shaped patches, or itching in skin folds. [1,2]
Myth: There is one treatment that works for everyone.
Treatment is individualised. What helps one person may not work as well for another, and any underlying medical condition should also be identified and treated. [1,2,6,15]
Treatment
There is no single treatment that works for everyone, but symptoms can often be reduced with practical skin-care measures and medical guidance. [1,2,6]
Some people may benefit from non-sedating antihistamines, although the response differs from person to person. For persistent or severe symptoms, a healthcare professional may recommend referral to a dermatologist or haematologist. [1,2,6]
Depending on the individual situation, specialist treatment may include phototherapy, topical capsaicin, naltrexone, or treatment for an underlying condition such as polycythaemia vera. [1,2,6,14,15]
It is important not to rely only on home remedies when symptoms are severe, recurrent, or worsening.
A healthcare professional can help distinguish aquagenic pruritus from conditions such as urticaria, eczema, skin infections, medicine reactions, liver disease, kidney disease, and blood disorders. [1,2,10,11,15]
Disclaimer
The stories of Ms Akonte and Mr Woyinginua are fictional and are included only to help explain how aquagenic pruritus may present in different people. The names, ages, locations, and circumstances do not describe identifiable real patients.
This article provides general health education and should not replace personalised medical advice. Anyone with recurrent itching, stinging, or prickling after water exposure should consult a qualified healthcare professional, particularly if the symptoms are severe, persistent, or accompanied by other concerning signs. [1,2]
References
1. DermNet NZ. Aquagenic pruritus [Internet]. Auckland: DermNet NZ; 2022 [cited 2026 Aug 29]. Available from: https://dermnetnz.org/topics/aquagenic-pruritus
2. Cleveland Clinic. Aquagenic pruritus: Causes, diagnosis & treatment [Internet]. Cleveland (OH): Cleveland Clinic; 2026 [cited 2026 Aug 29]. Available from: https://my.clevelandclinic.org/health/diseases/22516-aquagenic-pruritus
3. Steinman HK, Greaves MW. Aquagenic pruritus. J Am Acad Dermatol. 1985;13(1):91-6. doi:10.1016/S0190-9622(85)70149-1
4. Greaves MW, Black AK, Eady RA, Coutts A. Aquagenic pruritus. Br Med J (Clin Res Ed). 1981;282(6281):2008-10. doi:10.1136/bmj.282.6281.2008
5. Tefferi A, Fonseca R, Pereira DL, Hoagland HC. A long-term retrospective study of young women with polycythemia vera. Mayo Clin Proc. 2001;76(1):22-8. doi:10.4065/76.1.22
6. Saini KS, Patel AL, Lathan B, Alzghari SK, Scherber R. Polycythemia vera-associated pruritus and its management. Eur J Clin Invest. 2010;40(9):828-34. doi:10.1111/j.1365-2362.2010.02334.x
7. Abdel-Naser MB, Gollnick H, Orfanos CE. Aquagenic pruritus as a presenting symptom of polycythemia vera. Dermatology. 1993;187(2):130-3. doi:10.1159/000247223
8. Archer CB, Camp RD, Greaves MW. Polycythaemia vera can present with aquagenic pruritus. Lancet. 1988;1(8600):1451. doi:10.1016/S0140-6736(88)92254-4
9. Steinman HK, Kobza-Black A, Greaves MW. Water-induced itching. Dermatologica. 1990;181(2):83-7. doi:10.1159/000247891
10. Misery L, Rahhali N, Darrigade AS, Brenaut E, Le Garrec R, Abasq-Thomas C, et al. Aquagenic cutaneous disorders. J Dtsch Dermatol Ges. 2017;15(6):602-8. doi:10.1111/ddg.13234
11. Hamie L, Abou-Rahal J. Water-related dermatoses. Int J Dermatol. 2019;58(5):515-29. doi:10.1111/ijd.14316
12. Lelonek E, Matusiak Ł, Wróbel T, Szepietowski JC. Aquagenic pruritus in polycythemia vera: Clinical characteristics. Acta Derm Venereol. 2018;98(5):496-500. doi:10.2340/00015555-2907
13. Lelonek E, Matusiak Ł, Wróbel T, Kwiatkowski J, Szepietowski JC. Burden of aquagenic pruritus in polycythaemia vera. Acta Derm Venereol. 2018;98(2):185-90. doi:10.2340/00015555-2812
14. Soares GB, Vailoces V, Choragudi S, Yosipovitch G. Aquagenic pruritus: A web-based survey study exploring itch characteristics, therapeutic options and patient perspectives. J Eur Acad Dermatol Venereol. 2024;38(4):e317-e319. doi:10.1111/jdv.19596
15. Kucine N, Chastain KM, Mahler MB, Bussel JB, Spinner MA. Aquagenic pruritus in myeloproliferative neoplasms. HemaSphere. 2021;5(12):e669. doi:10.1097/HS9.0000000000000669
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