A comedy act in earlier days often included a part where one of the comedians would hit the others over the head with a soft object.

VOA: special.2009.11.29

Those in the audience, which included program supervisors, did not loudly object to Hasan's presentations, but did complain to their higher-ups afterward.

CNN: STORY HIGHLIGHTS

The forms of self harm recorded by hospitals included drugs overdoses, attempted hanging and deliberate injury with a sharp object such as a knife.

BBC: Self harm by children on increase