Vitamin D tests involve taking a blood sample to measure the vitamin D levels in your bloodstream. There are two forms of vitamin D in the blood: 25-hydroxy vitamin D, or calcidiol, and 1,25-dihydroxy ...

The Saint Louis University Mental Status (SLUMS) test is an assessment tool for dementia and mild cognitive impairment. Healthcare professionals score the SLUMS test out of 30 points. Dementia refers ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

If you live with performance anxiety, taking a test can be overwhelming. But test anxiety can be managed and these tips may help. Test anxiety is a common form of performance anxiety, which can create ...

We regularly answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at goatsandsoda@npr.org with the ...

A genomic test developed at UC San Francisco to rapidly detect almost any kind of pathogen – virus, bacteria, fungus or parasite – has proved successful after a decade of use. The test has the ...

Chronic fatigue, unexplained weight loss or gain, infertility, and hair loss can all signal a hormonal imbalance. You might consider a hormone test if you’re experiencing these or more. Hormone tests ...

A fourth-generation HIV test is a more advanced screening method that can detect both HIV antibodies and the p24 antigen, allowing for earlier and more accurate detection of acute HIV infection ...

NBC Selected independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Zoe Malin Reporter Gone are the days of visiting a ...

The WIDA ACCESS language proficiency test is used across close to 40 states as part of the federal requirement to determine whether English learners continue to need language-development services. The ...

Laptops, desktops, all-in-ones and two-in-ones: This is how we benchmark and rate these products. Our benchmark tests consist of a core set we run on every compatible system plus also an extended set ...