A newly developed blood test that measures a specific immune response in the body could help doctors gauge how much protection a person has against Covid-19, according to a new study. The test, which ...

COVID-19 tests used to be able to detect a positive case within the first 48 hours, but many results are now delayed until four days after symptoms appear, according to the LA Times. Elizabeth Hudson, ...

In 2010, doctors told Ben Sobieck, now 37, that his kidneys were inexplicably failing. Shortly after, he had a kidney transplant and started on the lifelong medications that weaken his immune system ...

As mask mandates are lifted and restrictions removed in a step toward normalcy, a test to measure immunity would be a powerful tool to measure individual risk. "The biggest reason I wanted to get my ...