It's surprisingly common for new mattresses to sag. We look into why, how you can prevent it and how to fix it.

Knowing how to make a mattress firmer can be a lifesaver if you find yourself saddled with a bed ... the chances of deep sagging in a particular spot. Not all mattresses can be rotated, though; if ...

With the cumulative effect of night after night of sleep, it's almost inevitable that a mattress will eventually start sinking. But a sagging mattress is more than just an aesthetic concern ...

Waking up regularly with a pounding headache can be a sign of a sleep disorder (like sleep apnea), headache disorder (like ...

as a medium-firm profile keeps your spine from sagging into a bed’s layers. The best medium-firm mattresses strike an ideal balance of comfort and support for all kinds of sleepers. Our pick for ...

I tested a WinkBed mattress, a brand that focuses on hand-crafted luxury hybrids. This specific model has patented cooling ...

Extend the life of your mattress and give its height a little boost with a bunkie board. In fact, bunkie boards were originally designed to provide support for bunk beds– hence the name.

Most double beds come with sprung slats, which are made from a flexible wood and are designed to support the mattress and respond to our body weight as we shift around in bed. Others have fixed ...

“Ensure your foundation or bed frame provides adequate support across the entire surface of the mattress, minimizing any potential for sagging or ... are meant to boost lighter mattresses ...

If you’re not getting a good night’s sleep, if you’re waking with aches and pains, or if you’re just not comfortable in bed ... mattresses also offer additional support to prevent sagging ...

And while a bed won ... an added boost. The Helix Dusk Luxe—which is a more luxurious option than the brand’s standard Helix Dusk mattress—has a layer of zoned coils that support the ...