Examples include obsessive household cleaning or hand-washing to “reduce an exaggerated fear of contamination”.
There may be an “obsession with order and symmetry, with an overwhelming need to place objects, such as cutlery, in a particular place”.
This can include “repeatedly counting items or objects, such as pavement blocks when walking”.
“Hoarding items such as junk mail and old newspapers” could be an example of obsessive compulsive behaviour.
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