Cant sleep comfortably

Who else is having issues sleeping in a comfortable position? Im generally a belly sleeper when im Not pregnant, and being that im about 17 wks prego now i obviously cant do that. So right now the most comfortable position is laying on my back but you’re not supposed to do that either because apparently it lessens the blood flow to baby. So i know it’s best to lay on the side. well I cannot get comfortable on the side so I elevate my back and basically make myself sit up in order to sleep which is very uncomfortable with 50,000 pillows under my back.

What the real question is, how do y’all sleep and what’s the most comfortable sleeping position for you?