The main reasons for yellowing in urine are: first, drinking less water. If the yellowing in urine may be caused by drinking less water, some secretions caused by pain and stimulation in urination may lead to darker urine color. Second, there is excessive sweating, which may be caused by a large amount of fever, sweating, vomiting or diarrhea, leading to concentrated urine and yellowing. Third, according to the traditional Chinese medicine, the internal fire is heavy. In general, such as liver fire and kidney fire, people who are relatively hot or stay up late, it is obvious that the urine color is also dark and yellow. Fourth, exogenous febrile diseases, such as all inflammation, such as sore throat, can also cause urination
