When nature calls, it's generally a good idea to obey when convenient, but by knowing your bladder means you could go longer than you think without a wee. The bladder holds ml of urine. Normal urine production is around 1. However you can drop to as little as ml of urine production a day for short periods without suffering harmful consequences. This could conceivably give you as long as 36 hours between trips to the loo. Luis trained as a zoologist, but now works as a science and technology educator.
How long can a human go without peeing?
Great Fire of London
Fires were quite a common occurrence in those days and were soon quelled. A woman might piss it out! However that summer had been very hot and there had been no rain for weeks, so consequently the wooden houses and buildings were tinder dry. The fire soon took hold: houses quickly collapsed and the strong east wind spread the flames further, jumping from house to house. The fire swept through the warren of streets lined with houses, the upper stories of which almost touched across the narrow winding lanes.
You wake up in the middle of the night and the to pee or not to pee question comes up. You're comfortable and you're tired. But your bladder really isn't going to let you stay.
Back to Health A to Z. Leptospirosis, also called Weil's disease, is an infection you can get from animals. It's rare in the UK. Leptospirosis is spread in the pee of infected animals — most commonly rats, mice, cows, pigs and dogs.