If you test positive for COVID and isolate, do you need a negative test before you can see people again? It's a question many are asking after news first broke that President Joe Biden tested negative ...

Have you ever spent a really long time looking at a diagram of butanoate metabolism? Or wondered if your Firmicutes are producing butyrate? I’ve been having all kinds of thoughts like this since ...

To diagnose bronchitis, your healthcare professional may take your medical history, ask about your symptoms, and perform a physical exam. They may also order a blood test to check for signs of ...