What will happen if you have too much blood cell in your body?

Question: What will happen if you have too much blood cell in your body?
- Keywords:
  blood cell,
  body
Asked by anon-174143 to Alex, Carl, Melanie, Tim, Yewande on 20 Jun 2018.
- Alex Seeney answered on 20 Jun 2018:
  
  This is known as polycythaemia, when the body produces too many red blood cells. This can lead to heart disorders as the extra volume puts high strain on your heart.

Question: What will happen if you have too much blood cell in your body?