Is the Galleri multi-cancer blood test worth it? A doctor explains real-world performance data and explains why no major ...

Drug tests are available for opioids, methamphetamine, cocaine, marijuana, barbiturates, phencyclidine, methylenedioxymethamphetamine and more.

This article was reviewed by Felix Gussone, MD. Key Takeaways: Preparing properly for lab tests helps ensure your results are accurate and reliable. Some tests — ...

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 ...

Automated test systems need to operate within designed parameters so that they produce reliable and repeatable results. False failures mean good products don’t ship, and false passes can result in ...

Testosterone tests measure levels of testosterone in the blood. At-home test kits can be convenient, but they cannot diagnose underlying health conditions that cause high or low testosterone. Share on ...

Spending on the tests, which analyze genetic material from both people and pathogens, rose 20% year over year in 2024, the ...