Sleep is a necessary part of your day. Sleep is required for the body to recover and repair itself. Good sleep let’s us feel refreshed and recharged and ready to face the day. Dr. Karena Wu, expert physical therapist in orthopedics, sports and manual therapy, with over 23 years of experience was asked to participate in Health.com’s new article: The 7 Best Memory Foam Mattresses, Sleep-Tested and Reviewed. Memory foam is a great option for those who want to feel ‘cuddled’ as this type of material will mold to your shape. It will support and cushioning for your joints and pressure points. This article tested out multiple mattresses and came up with the list of the 7 Best Memory Foam Mattresses.