Decision Making / Spine / Menopause / Cortisol / Lumbar spine / Humans / Trabecular Bone / Femur / Female / Hormones / Bone Density / Menstrual Cycle / Clinical Sciences / Aged / Middle Aged / Longitudinal Studies / Adult / Longitudinal Study / Bone Mineral Density / Bone Loss / Cross sectional Study / Humans / Trabecular Bone / Femur / Female / Hormones / Bone Density / Menstrual Cycle / Clinical Sciences / Aged / Middle Aged / Longitudinal Studies / Adult / Longitudinal Study / Bone Mineral Density / Bone Loss / Cross sectional Study