The 7pm rule was just the beginning. Sleep timing is the missing piece that makes EVERYTHING else work. As a 49-year-old nutritionist who’s spent 20 years specializing in hormone optimization for women, I see this constantly in my practice. Sleep becomes ELUSIVE after 40, just when it’s more critical than ever. Here’s why perimenopause makes sleep timing non-negotiable for weight loss and insulin sensitivity. What the research reveals about the 10pm bedtime rule: ✅Your Body Produces Natural GLP-1 Quality sleep supports healthy GLP-1 production - the same hormone Ozempic mimics. Sleep deprivation disrupts this natural appetite suppressant and blood sugar regulator. ✅You Hit the Growth Hormone Window Growth hormone peaks during deep sleep phases, which occur predominantly in the first half of the night. This hormone is essential for fat metabolism and muscle repair. ✅Your Circadian Chemistry Resets Core body temperature naturally drops in the evening while melatonin rises. Cortis...