A position in which a person [[lying|lies]] [[on side|on their side]] with their arms and legs tightly pulled against their chest, much like a fetus inside the womb. 

h4. Related tags

If the subject is sitting up, use [[hugging own legs]] instead.

If the subject is otherwise not lying on their side, use [[knees to chest]] instead.

h4. See also

* [[curled up]]
* [[Tag group:posture]]