性激素结合球蛋白
雄烯二酮
内科学
内分泌学
脱氢表雄酮
雌酮
医学
睾酮(贴片)
激素
雌激素
更年期
绝经后妇女
雄激素
作者
Faiza Kalam,Rand T. Akasheh,Sofia Cienfuegos,Aparna Ankireddy,Kelsey Gabel,Mark Ezpeleta,Shuhao Lin,Chandra M. Tamatam,Sekhar P. Reddy,Bonnie Spring,Seema A. Khan,Krista A. Varady
出处
期刊:Obesity
[Wiley]
日期:2022-10-06
摘要
Concerns have been raised regarding the impact of time-restricted eating (TRE) on sex hormones in females. This study examined how TRE affects sex steroids in premenopausal and postmenopausal females.This is a secondary analysis of an 8-week TRE study (4- to 6-hour eating window) conducted in adults with obesity. Men and perimenopausal females were excluded. Females were classified into two groups based on menstrual status: premenopausal (n = 12) or postmenopausal (n = 11).After 8 weeks, body weight decreased in premenopausal females (-3% ± 2%) and postmenopausal females (-4% ± 2%) (main effect of time, p < 0.001), with no difference between groups (no group × time interaction). Circulating levels of testosterone, androstenedione, and sex hormone binding globulin (SHBG) did not change in either group (no group × time interaction). Dehydroepiandrosterone (DHEA) concentrations decreased (p < 0.05) in premenopausal (-14% ± 32%) and postmenopausal females (-13% ± 34%; main effect of time, p = 0.03), with no difference between groups. Estradiol, estrone, and progesterone were measured only in postmenopausal females, and they remained unchanged.In premenopausal females, androgens and SHBG remained unchanged during TRE, whereas DHEA decreased. In postmenopausal females, estrogens, progesterone, androgens, and SHBG did not change, but DHEA was reduced.
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