Is there any types of bacteria that can Affect our bodies really badly?

Question: Is there any types of bacteria that can Affect our bodies really badly?
- Keywords:
  health,
  human body,
  microorganism
Asked by anon-231200 to Steven on 15 Nov 2019.
- Steven Rudder answered on 15 Nov 2019:
  
  Botulism is a very rare but life-threatening condition caused by toxins produced by Clostridium botulinum bacteria.

Question: Is there any types of bacteria that can Affect our bodies really badly?