Many companies make pillows meant to improve your health, at many prices. Here are some of them, but consumers can certainly shop around.
Halsa pillow, $29.95
Bed of Nails pillow, $24.95
National Allergy for a Healthier You, $5.99 to $26.99
There's a wide variety of pillows in a range of prices, including at Make Me Heal, from $44.88 to $199.95
Some speaker pillows are fairly flat, with room for a speaker underneath. Some come with the speaker inside. In general, the sleep-inducing sounds come from an MP3 device of your choice. Available from Amazon, Radio Shack and many other outlets, starting at about $15.
Sona Pillow, $49.99
Cupron pillowcase, $49.95
Save My Face, $43 to $72