Today I want to talk about something that became very personal to me in the last year: insomnia — and what really works for its treatment. For years as a primary care doctor, I heard patients say, “Doctor, I can’t sleep,” almost every single day.In countless consultations, I prescribed sleep medications, discussed sleep hygiene, ordered sleep studies, and treated anxiety, depression, and pain — all the things that can disturb rest. But last year, something changed.I was the one who couldn’t sleep. And I finally understood what so many of my patients had been trying to explain for years:you can…