Menstrual Cycle

A ChiliSleep menopause study is described as showing that preventing hot-flash-related awakenings mitigated broader menopausal symptoms. Low-carb eating is reported to work better during the follicular phase than after ovulation for the person discussed. Fasting windows should stay at or below 12 hours during the luteal phase. The article recommends beginning luteal-phase adjustment by cooling the bed 3 to 4 degrees more than usual. The article does not define an exact luteal-phase carbohydrate prescription. The article leaves open how cycle-specific fuel-use patterns should translate to guidance for women with irregular cycles, menopause, hormonal contraception, PCOS, or endocrine disorders. The follicular phase allows greater fasting flexibility because estradiol predominates and insulin sensitivity is higher. During the luteal phase, melatonin is described as less effective at lowering body temperature, making active cooling more important. Around pre-ovulation or ovulation, the body reportedly tends to use more carbohydrates. Hormonal fluctuations across menstrual cycles, pregnancy, and menopause are said to drive core temperature instability. Lumen data reportedly showed wome…