Is it just because of back pain? I think there is some evidence side-sleeping is best, eg https://americanpostureinstitute.com/proper-sleeping-posture-for-brai

Is it just because of back pain? I think there is some evidence side-sleeping is best, eg https://americanpostureinstitute.com/proper-sleeping-posture-for-brain-drain/ https://americanpostureinstitute.com/proper-sleeping-posture... So maybe it's your bed.