Hormone Health Hub: Expert Insights on Testing, Balance & Better Living

Creating Balance: Norepinephrine, Epinephrine, Cortisol, and the Stress Response

Posted by Ben White on

Your body's stress response is controlled by three key chemical mediators: norepinephrine, epinephrine, and cortisol. When these become dysregulated — through chronic stress, allostatic overload, or HPA axis dysfunction — the consequences extend far beyond fatigue. This article explains how the stress response works, what happens when it can't self-regulate, and how hormone and neurotransmitter testing can reveal the specific imbalances driving your symptoms.

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Long COVID Part II: Ongoing Inflammation and Autoimmunity

Posted by Ben White on

By Dr. Tracy Tranchitella ND, ZRT Laboratory

In the first part of this series on post-COVID illness, I reviewed some of the issues of post-viral syndromes and their relationship to the current pandemic with a deeper look into the effects of SARS-CoV-2 on the nervous system.

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ZRT’s Lab-Developed Tests: Innovation in Dried Sampling

Posted by Ben White on

By Theodore Zava, ZRT Laboratory  ZRT’s Laboratory Developed Tests - How We Bring Innovative Dried Sample Testing to Market ZRT Laboratory has been working with dried samples for over 15 years, and the number of tests we offer using dried urine and blood spot make us the world expert on dried sample validation and commercialization. ZRT Laboratory specializes in dried sample types because of their superior stability, ease of collection, simple shipment and reduced storage space. Dried urine and blood spot collection is popular with researchers and remote clients, as these sample types open the door for testing in locations...

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Long COVID and the Systemic Effects of Post-Viral Syndromes Part I: The Central Nervous System

Posted by Ben White on

By Tracy Tranchitella, ND ZRT Laboratory SARS-CoV-2 has been circulating in the global population for over a year. According to Worldometer, at the time of this writing on March 2, 2021, 115 million people have been infected with the virus, 2.5 million have died, and 90 million have survived the infection to go on to have possible immunity. The immune response to the virus can range from asymptomatic to severe illness and death and has aroused fear and uncertainty around the world. For those who have been infected with SARS-CoV-2 and survived, some experience prolonged symptoms beyond recovery from the...

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Convenience of Collecting Dried Blood Spots at Home for Hormone Testing in the Laboratory

Posted by Ben White on

By Dr.David Zava, ZRT Laboratory COVID-19 is Making Blood Draw Clinics a Scary Place to Be In today’s scary world of rapidly spreading COVID-19 infections, most individuals are hesitant to have their health care provider, or worse, a stranger at a blood draw clinic, violate their mandated social space of 6 feet to allow them to stick a needle in their vein and draw blood for testing hormones. It is understandable why during the SARS-CoV-2 pandemic both the physician and staff would rather limit physical contact as much as possible with a potentially infectious COVID-19 patient, and vice versa. Some...

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