Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Foamy urine can happen from harmless reasons like dehydration or a fast urine stream.  Proteinuria, which is too much protein in urine, might ...

Foamy urine can sometimes be a sign of an underlying health issue. While it might not seem like a big deal at first, foamy urine can sometimes be a sign of an underlying health issue. In this article, ...