In this video I’m reviewing the Muse S Athena, and it’s the first sleep tracker I’ve tested that didn’t just spit out data—it actually helped me sleep better. I walk through what it’s like to use in the real world (not a lab), how the headband fits into a nightly routine, and why “actionable” matters way more than another sleep score. If you’ve ever worn a tracker that made you more anxious about sleep, you’ll get exactly where I’m coming from here. I also put it in context with other popular options like the Oura Ring, because most people aren’t asking “is it accurate?”—they’re asking “will this change anything?” I share the kinds of improvements I look for (consistency, wind-down support, feedback that’s easy to follow) and who I think Muse is actually for. The big takeaway: tracking is only useful if it nudges your behavior in a way you’ll stick with, and Muse is clearly designed around that idea.