Doctors say urinary tract infections or UTIs – caused by a bacterial infection lead to high fever, along with pain and burning while urinating frequent urination, and bloody or dark urine.

— The flu, caused by influenza viruses that are always changing, leads to fever, chills, cough, sore throat, runny nose, body ...

Pyelonephritis can lead to fever, nausea, a burning feeling when urinating, and flank pain and tenderness. To heal the ...