The ZRT Laboratory Blog

The ZRT Blog is an extensive resource for patients and health care providers searching for health and hormone testing information. Here, you can read about ZRT’s cutting edge research, advances in testing, wellness advice, and health industry highlights.

Holiday Health: The Food & Mood Connections

Posted by Christina Cowger, MA, LMFT on Friday, 18 November

With the holidays ahead, it is anThinkstockPhotos-523355855 (1).jpg important time to take a closer look at the stress response, food and mood. The holidays, for many, can trigger stress and food behaviors that set off a cascade of hormones and neurochemicals. The emotional stress that the holidays can elicit for many people, paired with the excess foods and libations that abound, can set us up for trouble. Understanding the neurochemical response to certain foods can help us better navigate our foods and mood this holiday season.

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Lax Demolition Laws Lead to Toxic Neighborhoods. Goodbye Old House, Hello Lead Dust!

Posted by Ted Zava on Wednesday, 09 November


Over the past year there has been a plethora of news stories about lead exposure. From Flint, Michigan to Portland, Oregon, details have emerged about schools, homes, water supplies, and other areas and structures contaminated by lead. It hardly surprises me when these pop up in the news, as lead has been used generously in piping, paint, gasoline, ammunition, and batteries, among many other products during the last century.

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The Black Cat(echolamine)s of Halloween

Posted by Dr. Kate Placzek on Monday, 31 October


Do you enjoy feeling scared? Not in a life-threatening way. In a safe, controlled environment, scared in a "fun way," without any consequences. The mechanisms of thrill-seeking evolved from the very same mechanisms that allowed us to survive as a species – the fight or flight response, wired into our biochemistry. This time of year we scare ourselves with the sole purpose of experiencing the bleary territory between the living and the dead. The strong emotional response associated with Halloween is one of the reasons why many people love it so.

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The Future of Breast Cancer Treatment: Cryosurgery

Posted by Ingrid Edstrom, FNP, M.Ed on Thursday, 27 October


A technique new to breast cancer treatment that I hope will become the worldwide standard of care is cryosurgery (also called cryotherapy or cryoablation). 

I was fortunate enough to work with two women who had this procedure done by Dr. Peter Littrup, an interventional radiologist who gained FDA approval for a device he invented and used to freeze prostate cancer tumors using liquid nitrogen.

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