Answer:
Obsessive-compulsive disorder.
Step-by-step explanation:
Obsessive-compulsive disorder can be defined as a mental disorder in which the individual involved have uncontrollable and unwanted thoughts(obssesions) and ideas that gives them the urge to want to do things repeatedly(compulsions).
Obsessive thoughts include:
- Fear of contamination.
- Fear of getting hurt
- Need for things to be in the right place.
Compusive thoughts include:
- Frequent cleaning and hand washing.
- Arranging things all the time.
- Checking doors and windows frequently.
Cecil is diagnosed of having obsessive thoughts disorder due to his frequent counting of heartbeat.