Assertion: yawning | /r/CapableOf | help synchronise the behaviour
Facets:
value: within groups
type: OTHER
Source sentences:
text: Writing in Issues in Mental Health Nursing, Dr Jacquelyn H Flaskerud cites evidence to show yawning was induced in 88 per cent of experimental subjects within 30 minutes, and she suggests: “Yawning may be a non-verbal form of communication that helps synchronise the behaviour within groups.