Blog — ZRT Laboratory

Understanding your hormones is essential for addressing fertility concerns, cycle irregularities, and hormone-related symptoms. This article explains the key differences between Menstrual Cycle Mapping and Fertility Testing, helping you choose the most suitable option based on your goals, symptoms, and the level of insight you need into your reproductive health.

PMS and PMDD are more than hormonal mood swings—they are complex neuroendocrine conditions driven by interactions between sex hormones and neurotransmitters like serotonin, GABA, and cortisol. This article explains the science behind menstrual mood disorders and highlights how advanced hormone and neurotransmitter testing from Hormone Lab UK and ZRT Laboratory can help identify imbalances and guide personalised treatment.

Hormones influence everything from energy and mood to weight, sleep, skin, and long-term health — yet imbalances often go unnoticed. This in-depth guide explains how hormones work, the most common signs of imbalance, and why testing is essential for understanding your body. Learn how cortisol, thyroid hormones, estrogen, progesterone, testosterone, and insulin shape your wellbeing, and discover practical steps to restore balance naturally through personalised testing, nutrition, lifestyle changes, and targeted support. This is your complete roadmap to understanding and improving your hormonal health.

Discover the powerful benefits of neurotransmitters test, how it detects chemical imbalances in the brain, improves mood, focus, sleep, and guides personalized treatments for lasting mental and physical wellness.

Saliva Testing for Hormones: Accurate, Convenient, and At-Home.