If I put a pillow under my backside should it be okay to sleep on my back? I always end up on my…

If you are slanted in an upright sitting position (not that much though) you should be ok. As long as you aren't directly putting pressure on the vena cava

I don't think I am. Thank you .

I sleep on my back all the time. back sleeping is perfectly fine. just as long as you're comfortable and not squashing baby

Sleeping on your back is fine , that's all I've done my entire pregnancy. My ob says as long as me and baby are comfy. Lol

I'm 29 weeks and can still do it comfortably...my doctor said as long as I'm comfortable then it's no harm to baby

I still sleep on my back ... mostly because I have to sleep propped up because of my acid reflux ... but I just lean my legs and belly to one side against my body pillow ...