The yellowish yellow color is normal under normal health conditions, there is no need to worry too much. The main reason for the yellow color of urine is that there is a certain amount of urine pigment in it, and the different concentrations will make the urine have different colors, just like squeezing a drop of ink in the sea, the sea does not turn black, but squeezing a drop in a bowl, the water may be black very obvious. The reasons for yellow urine may be many, with diet, exercise, etc., as long as it does not last long do not worry too much, most normal people’s urine is a little yellow, but if the long-term yellow is not normal to pay attention to. The following three situations urine yellow deepen, do not need special treatment: 1, drink too little water, sweating too much: urine contains a large proportion of yellow pigment, urine color naturally yellow, deep, after playing basketball, morning sleep often appear this situation. 2, what you eat will also affect the urine color: eat a lot of bilberries, papaya and carrots, will become red, generally drink more water will recover; supplement excessive vitamin B will become orange-yellow. 3, minor fire or inflammation: will make the urine color darker generally is not well rested at night, or eat food that is easy to get on fire, such as chili, wine, etc.. The following types of urine color should be noted: 1, black urine, black urine is relatively rare, mostly occurs in patients suffering from phenolosis, urinary black acid disease and falciparum malaria. 2, white urine, white urine is mainly associated with bacterial multiplication and the appearance of pus urine and white blood cells. When it is accompanied by abnormal urination, fever and back pain, it may be a serious urinary tract infection, such as cystitis, urethritis or renal tuberculosis, so we should go to the hospital immediately for examination and timely treatment. 3. Red urine, which we generally call hematuria, can be caused by stones and urinary system diseases, often accompanied by pain. Tumor, renal pelvis, bladder, ureteral cancer these diseases can also lead to hematuria, and this kind is not accompanied by pain. As soon as painless hematuria occurs, you should get it checked by a doctor. 4. Soy sauce-colored urine. Patients with severe burns, anemia, wrong blood type transfusion or kidney damage may discharge urine that looks like soy sauce. Some people also discharge soy sauce-colored urine after eating fava beans, accompanied by symptoms such as dizziness, nausea or yellow eyes. 5, thick tea-colored urine, thick tea-colored urine is the clinical manifestation of rhabdomyolysis, mostly accompanied by acute renal failure and metabolic disorders. Occasional yellowing of the urine, and the yellow color is reduced after drinking water is not a major problem. However, once the body appears for a long time: frequent urination, polyuria, oliguria; longer urination time, bad continuity; more urine foam, or urine appears red, brown, milky white, blue-green, purple, black and other strange colors, we should pay attention to health problems, and should promptly go to the hospital for medical treatment.