Intermittent Fasting May Promote Weight Loss, Improve Hormones in PCOS
Why this matters: health reporting relevant to everyday decisions and well-being.
Research suggests that intermittent fasting may aid in weight loss by improving hormones in people with PCOS. Image Credit: Evgeniia Siiankovskaia/Stocksy. A recent study has found that intermittent fasting may positively affect the hormones in people with polycystic ovary syndrome (PCOS). These effects on hormones may help lead to greater weight loss. Weight loss has also been associated with improved PCOS symptoms. Polycystic ovary syndrome (PCOS) is an endocrinological disorder that, among other things, is characterized by difficulty losing weight. According to the World Health Organization (WHO), PCOS affects 10–13% of females worldwide. This equals about 1 in 10 females of reproductive age having PCOS. A recent study published in Nature Medicine found that intermittent fasting (IF) may positively affect hormones in people with PCOS, which, in turn, could contribute to weight loss. A first-line treatment for PCOS is hormonal birth control. However, this medication can lead to negative side effects on mood, libido, and metabolism. It can also increase the risk of stroke in some people. “We’re looking for other ways of lowering testosterone levels in these women,” Krista Varady, PhD, professor of kinesiology and nutrition at the University of Illinois Chicago, and an author of the study, said in a press release. “One way is through weight loss. If someone loses around 5% of their body weight, they can actually help lower testosterone levels and sidestep any kind of drug intervention,” she continued. Intermittent fasting aids weight loss in PCOS Intermittent fasting, or time-restricted eating (TRE), has become a popular weight loss strategy. This method utilizes cycles of voluntary fasting followed by eating periods. It focuses more on when to eat than on what to eat. “Intermittent fasting may improve adherence for some individuals compared to calorie or macro tracking, which can support weight loss and metabolic improvements. However, dietary quality remains founda