If you can't voluntarily stop it and it's causing negative effects to your quality of life then why can't it be called an illness? These people aren't going to get professional help just for the fun of it
> Third, patients often reported to be unable to perform unpleasant tasks because of their symptoms resulting in release from obligations at school and home, while symptoms temporarily completely disappear while conducting favourite activities.
That makes no comment about whether the symptoms are on purpose, or unconscious. Ask any ADHD or OCD person about "symptoms that arise around unpleasant tasks"
