Our Experts Written by Caroline Igo Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Reviews ethics statement <!–> –> Caroline Igo Editor, Sleep Caroline Igo (she/her/hers) is a wellness editor and holds Sleep Science Coach and Stress Management certificates from the Spencer Institute. She received her bachelor’s degree in creative writing from Miami University and continues to further her craft in her free time. Before joining CNET, Caroline wrote for…