This mattress can do it all. My detailed Sleep Number Climate360 review reveals my thoughts on one of the most expensive beds on the market after testing it for several months.

Adjustable beds don’t follow the same layout as a normal mattress, because they involve internal air chambers that help you accomplish the firmness you’re seeking.

Our pick for the best Sleep Number mattress, the i8 Smart Bed, isn’t just adjustable—it also balances temperature regulation with superior pressure-relieving support to keep sleepers ...