According to some studies, medium firm mattresses are more effective than firm mattresses in relieving lower back pain. And back, stomach sleepers and some side sleepers can usually sleep comfortably on a medium firm mattress because it helps keep the spine aligned and relieve the pressure buildup. So if you're looking for a new mattress, chances are a medium-firm mattress is right for you. This article outlines who is suitable for a medium firm mattress, as well as lists the best medium firm mattresses for sale at Novilla. Hopefully, it will answer your questions.