by Emily Lynne Ion
Most parents don’t know that their child’s crib or bed mattress poses a serious risk to healthy development. A newborn spends between 10 and 14 hours a day lying on a crib mattress, whether sleeping, playing, or observing the world around them. Their faces press into it, causing them to breathe inches from its surface. For the first year of your child’s life, the mattress is the central object in their environment.