The Right Amount Under Normal Conditions
For everyday needs, aim for 1.5 liters of fluids daily from all sources—including morning tea, fruit juices, coffee, and soft drinks. Science doesn't support chugging a full magnum (1.5-liter bottle) of water every day.
The Real Issue Isn't Just Intake
Maintaining balance between fluids in and out is crucial. But when the urge to urinate strikes, we often hold it due to time constraints. The bladder holds just 300 ml (less than a soda can) and acts like an elastic balloon—repeatedly delaying urination stretches it permanently.
The Consequences
A stretched bladder delays the fullness signal, leading to sudden, uncontrollable urges. Urinary incontinence impacts 6 million women in France, peaking among ages 18-25, and raises risks of urinary tract infections and recurrent cystitis.
The Ideal Routine
Train your bladder by urinating regularly—it can shrink back to normal in 2 months. Go every 2 hours for best results.
Thanks to Professor Brigitte Mauroy, coordinating urologist of the Périnice network.
