@3d.medical.center: Blood in Urine? Causes You Should Know | Hematuria Explained Blood in the urine (hematuria) can happen for many reasons, including infections, kidney stones, or other medical conditions. This video is for educational purposes only and is not a substitute for professional medical advice. If you notice blood in your urine, consult a qualified healthcare provider. #USA #HealthTips #BloodInUrine #medicaleducation