Drinking more water and urinating less in hot weather can be seen in normal physiological phenomenon or nephritis and other disease factors.
1. Physiological phenomenon: when the weather is hot, the body’s water evaporation through the skin, evaporation rate is faster, drink more water, but most of them are distributed by sweat, circulating blood volume can be reduced, which leads to a decrease in renal blood flow, the production of primary urine is reduced, which can lead to the occurrence of urinary manifestations.
2. nephritis: when acute nephritis and other kidney diseases, can lead to glomerular hypoplasia, although the heat of the day to drink more water, but the glomerular filtration rate is reduced, resulting in a decrease in primary urine production and urine volume, the patient may also appear lower extremities and eyelids and other parts of edema.
When you drink more water and urinate less in hot weather, you need to increase your water intake moderately, observe the change of urine output, and seek medical treatment in time when other discomforts occur.