Heavy periods affect millions of women, yet the underlying causes are frequently misunderstood or left unaddressed. From oestrogen and progesterone imbalances to structural issues such as fibroids and adenomyosis, there are several well-established reasons why menstrual bleeding can become excessive. This article explains the physiology of the menstrual cycle, the most common causes of heavy periods, and how hormone testing can help identify what is driving your symptoms — so you can take informed steps towards better menstrual health.
Did you know that low vitamin D could be disrupting your sleep? Research shows that vitamin D plays a key role in serotonin and melatonin production — the hormones that regulate your sleep-wake cycle. Dr. Kate Placzek explores the science behind the vitamin D–sleep connection, what else low vitamin D affects, and how to find out if deficiency is at the root of your sleep problems.
Food is one of the most powerful tools for supporting hormonal health. These summer recipes from our team are packed with nutrients that support hormone balance, stress resilience, and neurotransmitter function.
In this blog, I want to focus mainly on how cannabis can affect your hormones, primarily through the pituitary, thyroid, and adrenal glands, and the reproductive system. 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. The Endocannabinoid System (ECS) and How It...
Eating well and reducing stress but still can’t shift the weight? You’re not alone — and hormones are very likely involved. In this Q&A, Hormone Health Educator Candace Burch of ZRT Laboratory answers the most common questions from women struggling with hormone-related weight gain: from persistently high cortisol and adrenal fatigue, to BHRT monitoring, how long results take, and why testing is essential for getting the dose just right.