When I went to the toilet, I suddenly found that the white belt was a little reddish

Go to the hospital for a check-up, you may have kidney stones or nephritis.

Hello: The urine appears reddish, which is considered to be hematuria. >>>More

This can be caused by excessive friction, and it's usually fine. Do you have a photo?

In this case, it is considered that the body is hot and humid and the internal onset of the vocal tract inflammation. Be sure to pay attention. Internally, the middle of the heart to clear away heat and dehumidify, even these can be done. The bottom should also be combined with anti-inflammatory sterilization. Antibacterial herbs are more reassuring.

Don't be nervous, sometimes it is normal for leucorrhea to be bloodshot about a week after menstruation, it is a phenomenon caused by ovulation, not everyone will be like this, not every month, it is not a problem, a normal physiological phenomenon.