2025 update: This federal program has ended and free tests are not current available from the government website. Federal health officials have justified the millions they have spent on device ...

It's been nearly four years since people started getting sick with COVID-19, but with new variants mutating each season, the health steps experts asked us to take at the beginning of the pandemic ...

The news this week that new blood test technology can reliably detect Alzheimer’s disease was met with excitement — but one dementia specialist is warning that the accuracy of these tests varies.

A simple blood test could detect colorectal cancer (CRC) with more than 80% accuracy, according to a new study coauthored by researchers at the Fred Hutchinson Cancer Center in Seattle, Washington.

A blood test can determine whether memory loss is caused by Alzheimer’s disease with more than 90 percent accuracy, according to a new study published Sunday. A group of researchers at Lund University ...

Pregnancy blood tests are over 99% accurate at detecting hCG, a hormone that rises after conception. False negatives can occur if the test is taken too early, so timing is important. Blood tests can ...