Activist investor Starboard Value has taken a roughly $1 billion stake in Pfizer and wants the drugmaker to make changes ...

The Centers for Medicare and Medicaid Services released the proposed regulation Friday to update rules governing the Affordable Care Act that would enable stricter oversight of health insurance ...

Test results are pending on a worker who had contact with infected herds, California officials report. Meanwhile, federal scientists are studying H5N1 genes in dairy workers in search of mutations ...

GSK, Sanofi and CSL Ltd have secured $72 million from the US government to ramp up production of bird flu vaccines, Reuters ...