Though they’re not perfect, at-home tests will detect infections about 80% of the time, according to the U.S. Food and Drug Administration. So is there any reason to get a PCR test anymore? Judging by ...

The latest cholesterol guidelines include three new screening tests: coronary artery calcium, lipoprotein (a), and apolipoprotein B.

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 ...

It’s best to test for RSV soon after your symptoms start. That’s because you’ll likely have the most virus in your system then. As you get better, the amount of virus will go down. (Photo Credit: ...

Testing a person’s blood for a type of protein called phosphorylated tau, or p-tau, could be used to screen for Alzheimer’s disease with “high accuracy,” even before symptoms begin to show, a new ...

Chronic hepatitis D coinfection affects an estimated 12 million people globally, with higher prevalence in low-income and middle-income countries, especially the African and Western Pacific regions.