Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. These days, many people use at-home COVID-19 tests when they feel ill, rather than going out to get tested by a professional.

Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the National Institutes of Health, through its Variant Task Force, analyzed the effectiveness of more than ...

With COVID-19 infections on the rise in the United States, people exhibiting respiratory symptoms are more likely to seek a test. Now that the disease is in its endemic stage, testing looks different ...

As family and friends gather over the winter season to spread holiday cheer, they may also unwittingly spread the flu and COVID-19. At-home COVID-19 tests were an important part of preventing viral ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

The federal government program that mailed free at-home COVID-19 tests to households is no longer active.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 ...

Nathaniel Hafer receives funding from the National Institutes of Health and the National Science Foundation. Anuradha Rao receives funding from the National Institute of Biomedical Imaging and ...