Sepsis is a serious condition that can become life-threatening if not treated quickly. It happens when the body reacts to an ...

“One of the most telling signs of bacterial sinusitis ... doctor can test and treat a sinus infection, including blood tests and CT scans. If your symptoms get better but then return, worsen ...

as your body makes fewer healthy blood cells, you might feel like you've come down with the flu or get sick from infections more easily than normal. Symptoms can include: Tiredness Fever Loss of ...