Normal pillows do not provide good support for your body, which means that some parts of your body are subjected to pressure, which affects blood circulation. (pillowtip.com)
If normal pillows can't give you a restful night, then a water pillow will be a worthy item that you could try. (vjpillow.com)
While sleeping on normal pillows, pregnant women have to choose between comforting their heads and belly. (pillowsforlife.com)