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.

Comparing Online Cardiovascular Disease Risk Assessment Tools

Posted by Margaret Groves on Friday, 27 February


We’ve been hearing a lot about heart disease over the past few weeks as awareness of risk factors is actively promoted during American Heart Month in February. 

There are several risk factor assessment tools available online. While some basic information is common to all of them, there are differences in the factors included in the assessment, sometimes resulting in a different assessed risk value.

Let’s take a look at the current guidelines, and compare some of the online risk assessment tools.

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Heart Health & Testosterone

Posted by Dr. Alison McAllister on Thursday, 20 February


Men and testosterone therapy have been a hot topic in the news recently.

Stories are filled with cautions about the use of testosterone therapy in men causing heart attacks and leading many doctors to question testosterone supplementation.

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Now You Know the Hidden Truth about Hormones and Your Weight

Posted by Candace Burch on Friday, 18 October

b2ap3_thumbnail_85890028.jpgIn the recent ZRT-hosted webinar, we answered the question: what's the hormone weight gain connection? 

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Hormones and Obesity

Posted by Margaret Groves on Monday, 29 April

b2ap3_thumbnail_96326111.jpgAs the incidence of obesity climbs ever higher in the United States and other industrialized countries around the world, so does the number of theories on what are the causes and solutions to the problem. The science becomes ever more specialized as researchers debate the possibility of a genetic predisposition, a lifestyle effect, a socioeconomic effect, or an ethnic component. People struggling to lose weight receive a plethora of dietary advice – eat low carb, eat more whole grains, eat low fat, eat less meat, eat more protein, etc., and no-one seems to agree on the best diet for weight loss. But are we becoming too focused on the details and losing sight of the big picture about how our bodies really work?

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