#smart-mattress

#smart-mattress

It is a $3,050 mattress cover filled with sensors to monitor heart rate and body temperature. For people who pay $199 to $399 for an annual subscription, the cover will automatically heat and cool itself throughout the night to keep the owner at a sleep-optimal temperature. The add-on base (about $2,000) raises the angle of the bed to make reading more comfortable or to help stop snoring. Eight Sleep gently vibrates its users awake;