Menopause can be a confusing time for many women and their families, and as a society we tend to steer away from having open, honest conversations about this very important transition in a woman’s life. At ZRT, we aim to change that and equip all woman with the tools and resources necessary to maintain optimal health during their menopause transition and after. In this post, ZRT’s Clinical…

Tags: Menopause, Progesterone, Estrogen, Depression, Anxiety, Weight Management, Sleep, Thyroid Health


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Menopause: Your Most Common Questions Answered

Growing up, I never thought of myself as a runner, or really a good athlete in general. I played every sport possible as a kid growing up in Minnesota, but I was never great, which is why I never played high school sports (other than trying cross country skiing the one year we didn’t end up having any snow…). As an adult, I started playing team sports again and eventually was convinced to run a…

Tags: Athletes, Testosterone, Estrogen, Progesterone, Thyroid Health, Vitamin D, Neurotransmitters


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How Your Hormones Affect Athletic Performance and Why You Need to Start Testing

A symbol of femininity for so many women, our hair demands attention. Both deeply personal and superficially public, changes in the looks of our hair can inspire a range of emotions, driving us to willingly partake in its cutting, straightening, curling, bleaching, darkening, or other aggressive chemical treatments. Hair is part of who we are and how we present ourselves to the world. This is why…

Tags: Stress, Menopause, Cortisol, Progesterone, Estrogen, PCOS, Thyroid Health, Vitamin D, Vitamin B12


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Understanding the Connection Between Hormones and Hair Loss

I was so tired. I needed a new word for tired. I felt exhausted and incapacitated, utterly drained and hollowed out. It was like my brain and body were fading. And yet, these words are still not descriptive enough to relate how I felt. Getting out of bed felt grueling, punishing. I was 24 at the time, in my 4th year of my PhD program at Purdue University. I was newly engaged and so in love with my…

Tags: Thyroid Health, Blood Spot Testing


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My Thyroid Story

While cannabis is being legalized in more and more states, both the adverse and beneficial effects of its use are starting to be better understood. The active compound in cannabis, THC (tetrahydrocannabinol) is widely known to have effects on the brain, producing the “high” that many users are seeking. However, the other more adverse effects cannabis can have on the body are less widely known. In…

Tags: Endocannabinoid System, HPA Axis, HPT Axis, HPG Axis, Estrogen, Androgen, Adrenal and Cortisol, Thyroid Health


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The Effects of Cannabis on Your Hormones

Have you ever wondered where dietary iodine comes from? Most people are familiar with iodized salt and shellfish containing high levels of iodine, but few realize a vast assortment of food and drinks contain this essential nutrient. What food products contain the highest levels of iodine? It may come as a surprise that most dietary iodine comes from dairy products such as milk, cheese and yogurt.…

Tags: Elements Testing, Essential Elements, Dried Urine Testing, Iodine, Thyroid Health


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Where Does Dietary Iodine Come From?

During the cold, rainy month of January, at least where we live in Portland, Oregon, it’s fitting to address thyroid health. As Goldilocks said of her porridge, this one’s too cold, this one’s too hot, and this one’s just right. If your body isn’t making the right amount of the thyroid hormones thyroxine (T4) and triiodothyronine (T3), you’re likely to find yourself on either side of “just right”.…

Tags: Thyroid Health, Selenium


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Thyroid Synthesis and Selenium: A Closer Look

When getting to the root of health issues by accurate laboratory testing of hormones and other analytes, it’s important to distinguish theories from facts and make sure that our interpretation of the science is valid and corresponds with what is seen clinically. This month, as the weather and the time of year put us in the middle of winter, let’s take a critical look at a hormone sometimes…

Tags: Thyroid Health, Dried Urine Testing, Hormone Testing


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Reverse T3 – Why It’s Not Useful for Routine Thyroid Testing

The decision to start a regimen of iodine supplementation should be based on a detailed nutritional, physical, and laboratory assessment. Once the need is established, some clinicians go straight for supraphysiologic dosing while others may implement a diet rich in sea vegetables to get the job done. How do you decide where to start? The first step is understanding the different supplement forms…

Tags: Iodine, Elements Testing, Thyroid Health


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Guide: How to Treat Iodine Deficiency

I’m excited to do this practical piece on iodine therapy because I field a lot of questions on the matter of assessing iodine status, implementing the right iodine supplement, and monitoring that therapy. Iodine performs some crucial roles in the body, but it never acts alone. Therefore, to assess iodine deficiency, it’s imperative to test iodine and its partners - selenium, iron, magnesium, zinc,…

Tags: Iodine, Elements Testing, Thyroid Health


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Guide: How to Assess Iodine Deficiency

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