We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Christine Cyr Clisset, Caira Blackwell, Rosie Guerin, Abigail Keel and Jon ...

Technology is the main differentiator between a smart mattress and a traditional mattress. But the marketing can be confusing; many companies label mattresses "smart." So what exactly makes a smart ...