how much control do these parasites have over a human body?

Question: how much control do these parasites have over a human body?
- Keywords:
  human body,
  parasite
Asked by blangen to Sonia on 9 Nov 2018.
- Sonia Lenehan answered on 9 Nov 2018:
  
  That is a great question! I don’t study parasites but I have heard of parasites that do control the brains of animals so they might control humans. Maureen would be the best person to ask this question to as she is the expert on parasites!

Question: how much control do these parasites have over a human body?