The federal government program that mailed free at-home COVID-19 tests to households is no longer active. Some insurance providers may still cover the cost of at-home tests, and free tests may be ...

If you were curious to get a picture of your longevity, you could invest in a fancy “biological age” blood test or even commit to pricey full-body imaging. But research suggests there’s a much more ...

It was once a rite of passage for millions of American schoolchildren before being phased out under the Obama administration. But now public school students across the U.S. once again face being rated ...

Americans can no longer order free at-home COVID-19 tests from the government through COVIDtests.gov. The suspension of the program, which has distributed over 1.8 billion COVID tests across the ...

A simple, though not necessarily easy, test may help predict how many years a person has left, according to exercise researchers who have been tracking thousands of middle-aged and older people for ...

Taking a pregnancy test too early can produce a false negative result. And the prospect of a major life change like pregnancy is a time when you want to make sure you're getting the most accurate ...

One of the industry’s leading large language models has passed a Turing test, a longstanding barometer for human-like intelligence. In a new preprint study awaiting peer review, researchers report ...

The blood test that detects nicotine is called a cotinine test. It measures recent tobacco use and exposure. Cotinine is a chemical that comes from the breakdown of nicotine in the body. A blood test ...

So when and how should you use them? By Dani Blum Yet again this winter, millions of Americans will wonder if a nagging cough or body aches is a sign they’re coming down with Covid or the flu. This ...

If you’re experiencing a sluggish internet connection, it’s probably time to check the speed. We’ll show you several ways to measure the speed of your internet connection using on-board tools in ...

Major decisions that affect the trajectory of students’ lives hinge on their high school grades: in-class support they might or might not receive, college admission offers, and potentially financial ...