Peeing in the Shower: Unpacking the Truth – Benefits, Risks, and Common Myths
For many, the act of urinating while showering is a routine practice. Generally, for healthy individuals, this habit poses minimal health risks. The composition of fresh urine from a healthy body is predominantly water (around 95%), alongside urea, various salts, and a negligible amount of bacteria. The continuous flow of shower water efficiently rinses it away. However, beyond its perceived harmlessness, there are several discussed advantages, potential drawbacks, and prevalent misconceptions that warrant a closer look, drawing insights from expert opinions and available research.
The Potential Upsides of Shower Urination
Environmental Water Savings: Perhaps the most substantiated benefit is its contribution to water conservation. Opting to urinate during your shower, rather than using the toilet, effectively eliminates one flush. This simple act can conserve several gallons of water daily per individual, particularly significant with older, less efficient toilet models. Cumulatively, this practice offers a tangible environmental advantage and can even lead to a modest reduction in household water utility expenses over time.
Enhanced Convenience and Immediate Hygiene: The shower’s continuous flow ensures that urine is instantly washed away and directed down the drain. In this regard, some argue it can be more hygienic than allowing urine to linger in a toilet bowl, which then requires flushing.
Potential Drawbacks and Considerations

Classical Conditioning and Bladder Association: A notable concern is the potential for classical conditioning. Consistently urinating in the presence of running water can establish a learned association in the brain. Over time, this might lead to the sound of water – whether from a running faucet, rain, or even the shower itself – inadvertently triggering a heightened urge to void. This phenomenon, akin to Pavlovian conditioning, could potentially complicate bladder control in various scenarios down the line, though its impact varies significantly among individuals and is generally not considered dangerous.
Impact on Pelvic Floor and Bladder Habits: Certain urologists and pelvic health specialists express reservations about the long-term effects on bladder training and pelvic floor strength. Urinating out of habit merely because one is showering, rather than responding to a genuine strong urge, could potentially disrupt natural bladder signaling and, over an extended period, contribute to weakened pelvic floor muscles. This might manifest as increased urinary urgency or even minor incontinence issues, particularly observed in women. The prevailing advice emphasizes the importance of listening to your body and only urinating when your bladder truly indicates the need.
Nuances of Hygiene: While often perceived as sterile, urine, even from a healthy individual, does contain a small amount of bacteria. In a well-maintained and clean shower environment, this typically presents no issue, as the water quickly dilutes and washes it away. However, if one has open wounds, skin infections, or if the shower drain experiences poor maintenance and drainage, there’s a theoretical, albeit low, risk that bacterial residue could linger or potentially contribute to the spread of minor pathogens.
Dispelling Common Myths About Shower Urination
Myth: Treating Athlete’s Foot or Fungal Infections: Despite persistent anecdotal claims, there is no robust scientific evidence to support the idea that urine can effectively treat athlete’s foot or other fungal infections. Although urea, a natural component of urine, is indeed utilized in high concentrations within certain medical creams for its skin-softening and antifungal properties, the minuscule amount present in human urine is entirely insufficient to yield any therapeutic benefit. While old wives’ tales or “military tricks” might suggest otherwise, medical professionals unequivocally advise against this practice