Despite the fact that memory foam is supposed to be hypoallergenic, it can pose health challenges for some people. The initial emissions from a memory foam mattress can cause respiratory difficulties, so anyone with asthma could be affected during those first few days while the mattress airs out....
Many memory foam and latex toppers are about one inch smaller than the mattress on all sides to help ensure that the bed sheets fit over both the topper and mattress. This can cause sitting or sleeping near the far edge of the mattress to be uncomfortable / unsupportive. And it may also ...