New kits let people bypass the doctor and order a range of diagnostic tests. Is this a good idea?

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 ...

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 ...

Ketone test strips The ketogenic diet is a strict, low-carb diet that is gaining in popularity due to claimed health benefits, which include dramatic weight loss, lowered blood triglycerides, ...

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 ...