Psychology & Psychiatry

Psychopaths may not yawn along with you

(HealthDay)—People with psychopathic traits are less likely to catch "contagious yawning" than those with higher levels of empathy, a new study suggests.

Medical research

Fetuses yawn in the womb, according to new research

The 4D scans of 15 healthy fetuses, by Durham and Lancaster Universities, also suggest that yawning is a developmental process which could potentially give doctors another index of a fetus' health.

Psychology & Psychiatry

Those who stay together yawn together

You're more likely to respond to a yawn with another yawn when it comes from family member or a friend than from a stranger, says a study published Dec. 7 in the online journal PLoS ONE.

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