Sometimes you see none. Sometimes you see 10, that's because you fell. Sometimes we see eight or nine of them. That's because the first time the phlebotomist tried to draw your blood they missed, and you got nervous and annoyed. And then they tried the other side, and you got an increase in monos. They generally relate to iron deficiency anemia and include: fatigue and chronic tiredness. shortness of breath. pale skin. easy bruising. dizziness. weakness. loss of stamina. People with This historic view of neutrophils has changed considerably over the past several decades, and we know now that, in addition to playing the predominant role in the clearance of bacteria and fungi, they play a major role in shaping the host response to infection and immune system homeostasis. The change in our view of the role of neutrophils in Interestingly, neutrophils have a particularly short lifespan (of only about one day), but the neutrophil changes in COVID-19 patients could still be seen months after infection, a result Kubánková describes as "totally unexpected" – and yet more evidence of COVID-19 infection likely leaving a lasting influence on the immune system. Tvlkz.