I rotate my newborn position to prevent head being misshapen but it’s important not to put newborn at risk in a position that they may unknowingly go into a position which suffocates them. E.g if placed on side, ensure they do not rollover and face down. I used positioners.

my sleep on their tummies best... monitor constantly

Back - so their head will shape well

On their back is preferable

wrapped comfortably

Flat on their back

On their back 😇

on their backs

on their back

on their back