Lately, I’ve been sleeping like I haven’t in years — the kind of deep, easy sleep that feels like my body sighs, “Finally.” I started going to bed before 9:00 PM, usually fast asleep by 9:45, and no later than 10. My alarm goes off at 4:45 AM, and even if I linger for a few quiet minutes, by 5:00 my feet are on the floor and I’m out the door for a brisk 3.5 to 4-mile walk. It’s become my rhythm — my body’s natural song. And now that I’ve learned how our gut actually knows the