A commonly disregarded possibility is that it is self-inflicted while asleep: https://sleep.biomedcentral.com/articles/10.1186/s41606-019-0034-6 https://sleep.b

A commonly disregarded possibility is that it is self-inflicted while asleep: https://sleep.biomedcentral.com/articles/10.1186/s41606-019-0034-6 https://sleep.biomedcentral.com/articles/10.1186/s41606-019-...