Firms like Function Health and Oura market regular blood tests to people wanting to take their health into their own hands.

Disease tracking is also temporarily halted for mpox and other common viruses, such as Epstein-Barr and varicella zoster.

The FDA has released draft guidance that aims to clear up how drug developers can use alternative testing – but that doesn’t mean animal testing in the US is over.

The diseases were removed from a list of tests the agency conducts for state and local health departments. Experts worry that ...