There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their ...

If you don't feel well, you may worry that you have COVID-19. The only way to know for sure is to take a test. At-home tests can tell whether you have the virus right now. More specialized antibody ...

Allergies can be triggered by a variety of things, including indoor and outdoor irritants, as well as foods. If you notice allergy symptoms in your child, make an appointment for them with a ...

A doctor can diagnose food allergies using a variety of tests, including skin prick tests, blood tests, and oral food challenges. Home test kits are also available, though they have several downsides ...

The US government has been helping people detect COVID-19 at home for several years with free COVID test kits delivered by the US Postal Service. On Sunday, the Department of Health and Human Services ...

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 ...