The test measures immunoglobulin G antibodies, which indicate past exposure or vaccination to viruses like measles.
COVID-19 certainly didn't take a vacation this summer. Virus levels in the US have been on the rise for weeks, but it's hard to know exactly how widely it's spreading. Federal data suggests that the ...
Whether you're welcoming home a new baby, flying to a new destination for a vacation or working around sick patients as a doctor or nurse, your immunity is your invisible armor against all the bugs ...