Memory Foam Mattress Pads
The Wall Street Journal (on p. W14 of Friday, March 24) reviewed memory foam mattress pads, a cheaper alternative to complete mattresses.
Makers say "viscoelastic" foam conforms to the heat of your body, reducing pressure points and making for a better night's rest.
Their favorite was the Sensus 5lb 3” Memory Foam Mattress Topper.