The best memory foam mattresses use viscoelastic foam to soften and mould themselves to the contours of your body. That means they provide great pressure relief, and many people find them more ...

The technical name is viscoelastic polyurethane foam; NASA originally developed it in the 1960s for aircraft seats. Memory foam mattresses aren't completely made of memory foam, but rather an ...

Originally developed by NASA in the 1960s as a shock-absorbing material that can relieve pressure for pilots, memory foam (also known as polyurethane viscoelastic foam) is a dense material that ...

Memory foam, also known as viscoelastic polyfoam, is known for its sink-in feel and ability to contour to the shape of your ...

It consists of three Certi-PUR-US-certified foam layers. The top layer is Tempur-Pedic's trademark Tempur material, a proprietary viscoelastic memory foam designed to be responsive and softly ...

This is partly thanks to the nine centimetre visco-elastic memory foam that responds to your specific body shape as well as ensure zero partner disturbance. Most reviewers agree the Ergoflex 5G ...

Memory foam is also 'viscoelastic', with additives in it that react slowly to bodyweight and body heat, gradually moulding itself to the sleeper before then – the 'memory' part – slowly ...

The hi-tech memory foam (originally designed for NASA ... feature what's known as 'TEMPUR Material', a high-density viscoelastic foam that adapts to your body. It claims to respond to your ...