The Liver, Bile, and the Brain Adrenal (HPA) Axis – Dr Fiona McCulloch

We often associate the adrenals and their secretion of with stress and sleep, as well as their impact on blood sugar regulation.Most don’t realize that there’s a powerful connection between the liver and adrenal function, as well. Read on to discover how having a “sluggish” liver can disrupt this important function in our bodies. The …

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Why Reverse T3 is Not A Hormone Supervillain – Dr Fiona McCulloch

When it comes to thyroid hormones, we have come a long way in understanding how they work over the past decade. As a doctor who treats many thyroid patients, I get questions about everything thyroid on a daily basis. I also have the opportunity to treat patients with thyroid medications and monitor their responses. As …

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PCOS in Teens and Adolescence – Dr Fiona McCulloch

PCOS-like hormone changes are part of normal puberty. During this transitional period, hyperandrogenemia (high levels of testosterone and similar hormones) is quite common. In fact, it’s actually a normal aspect of the maturing process: acne, and irregular periods are part of pubertal development. So when does it become PCOS? Lots of girls who are misdiagnosed …

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Xenoestrogens and PCOS: Triclosan – Dr Fiona McCulloch

In my last article, I touched upon BPA (Bisphenol A) and how it affects PCOS. This chemical is a xenoestrogen, meaning that it’s a synthetic compound that imitates estrogen. As such, it may either behave in the same way as a person’s own hormones, or even interfere with naturally produced estrogen actions. Triclosan (TCS), a …

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Walnuts: How They Affect Insulin, and What Does This Mean for PCOS?

We all know that walnuts are good for us, but do you know why? There are a number of reasons for that, and this study (1) examined some of them in depth. 28 subjects with high body mass index, but without diabetes, were selected to test walnuts’ effect on the body. In particular, the test …

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Serum Bisphenol A (BPA) and Testosterone in PCOS – Dr Fiona McCulloch

We already know that Bisphenol A (BPA) is one of the more significant endocrine disruptors in PCOS. It has been found that a single exposure to this chemical in the womb can induce PCOS in two generations of rats! We’re not rats, however, it’s already been found that BPA levels run higher in women with …

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