Pump iron, boost brain? creatine and training tested for menopause

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Women transitioning through perimenopause (defined by the North American Menopause Society Menopause Health Questionnaire), with or without hormone therapy or experiencing two or more perimenopause-related symptoms, as determined from the validated North American Menopause Society * Women ≥38-60 yrs. * Recreationally active \[(≥30 minutes of moderate-intensity physical activity per week and \<3 times per week of progressive resistance training, as defined by the International Physical Activity Questionnaire (IPAQ)\] * Body mass index of 18.5-34.9 kg/m\^2 * Is at risk or has a current chronic disease that is not contraindicated by exercise, and could be improved by resistance exercise (i.e. type 2 diabetes, heart disease, hypertension, hypercholesterolemia, hyperthyroidism, depression, osteoporosis, etc.) Exclusion Criteria: * Experienced a musculoskeletal injury within the past three months that inhibits participation in the study. * Has chronic kidney disease, liver disease, chronic obstructive pulmonary disease, or cancer * Currently using medications that may directly impact the primary outcomes including: diuretics and corticosteroids). * Currently using creatine monohydrate or other performance-enhancing supplements * Has a self-identified or clinically diagnosed eating disorder * Currently pregnant or planning to become pregnant (determined from urine pregnancy test) * Currently nursing or have had a child within the previous 6 months * Has participated in another clinical trial within four weeks prior to enrollment that in the opinion of the PI would influence the results. * Has severely impaired hearing or speech or inability to speak English. * Unwilling or unable to comply with the study protocol, including abstaining from caffeine, tobacco, alcohol, and physical activity before testing days.