A Ring and a Smart Bed Tracked My Sleep for 30 Nights. Here's What I Learned

How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus, expert sleep-tracking tips.

Aly Lopez is a writer on the sleep and wellness team at CNET. She tests, researches and reviews sleep and health-related products, technology and trends. She received her bachelor's degree in sociology from Central College and is a certified sleep science coach from the Spencer Institute. Aly is passionate about helping others improve their lives by writing about ways to get better sleep and improve their overall health and wellness.