They can even be used after birth to help position the baby while breastfeeding, Lassey says. Firmness plays a big role in determining how well the pillow will support your body. "Memory foam ...

Placing a pillow between the knees can relieve back ... The worst position on the other hand is sleeping in a curled-up fetal position which can aggravate the pain by increasing pressure on ...

The fetal position is the most common style, where the individual sleeps curled up. 29% of the individuals in the survey sleep in this cozy position. It is followed by the pillow hugger position ...