"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Sealy's Posturepedic Hybrid isn't an entirely new concept (we rated an older version as one of the best ...

Sealy's Posturepedic Hybrid isn't an entirely new concept (we rated an older version as one of the best hybrid mattresses), but now there's a new version in town and it's better than ever. The ...