Blog — Testing Methods

Saliva Testing

Publicado por Ben White en

Saliva testing is used for measuring hormones like cortisol, estrogen, progesterone, DHAES and testosterone, and its non-invasive collection asks patients to spit into a plastic tube. This sampling method allows patients to collect saliva at home at specific times, which is important for accurately measuring hormone levels. Why do we test hormones in saliva? Steroid hormones in the bloodstream are 95-99% bound to carrier proteins, and in this form are unavailable to target tissues. Saliva testing measures the amount of hormone available to target tissues – the bioavailable amount. For this reason, saliva testing better relates to specific symptoms of excess...

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Testing Methods and Safety

Publicado por Ben White en

The current concern over the dangerous Ebola virus has heightened awareness about infections that can be transmitted via contact with body fluids. The last thing we want is to be exposed to body fluids from others infected with dangerous organisms and, ironically, a likely place to encounter such fluids is the phlebotomy station at the doctor’s office. How can exposure to other people who may be sickened with an infectious agent be minimized? One way to minimize exposure is to use at-home sample collection methods, a hallmark of ZRT lab testing, which ensure seclusion and don’t require samples to be...

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