Who wins?
Arm under the pillow vs Stomach
Stomach wins 76% to 24%. 14 more put them in the same row. From Sleep Positions Tier List. Pick a side.
SoggyLlama on Arm under the pillow: the cool pillow side keeps it worth it
nate.s4927 on Stomach: will not be oppressed
Sleep Positions Tier List: the full ranking