Microbiome tests measure the microorganisms in a person’s gastrointestinal (GI) tract. These tests can give the person an idea of the types and amounts of microorganisms in their gut. However, people ...

If you’re experiencing digestive issues or diarrhea and suspect gluten is the cause, a celiac test could be illuminating, especially if you have a family history of celiac disease. At-home celiac test ...

Food intolerances, food sensitivities, and food allergies can all produce negative symptoms, ranging from undesirable to downright dangerous. Food intolerances can produce uncomfortable or ...

Heavy metals can build up in the body and cause a wide range of symptoms, such as nausea, vomiting, and behavioral changes. Heavy metal tests require urine or blood samples. People may take a heavy ...

Fertility blood tests reveal hormone balance, ovarian reserve, and reproductive health.

Forget complex lab data; these three functional movement challenges are the ultimate indicators of how well you are aging and staying mobile.

Have your COVID-19 rapid tests expired? Don’t toss them yet. Federal regulators have extended some tests’ expiration dates, meaning certain offerings are now usable for months longer. The reason for ...

With Covid-19 cases up across the country, many people are once again relying on home tests to guide decisions about going to work and sending their kids to school and other activities. A lot of those ...

Each week, we 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 ...

To grow good plants, you need good soil. The only way to tell what your soil really needs is to take a soil test. Applying too much fertilizer could be detrimental to your plants. You could waste ...