How your ZIP code determines your lung health

(NEW YORK) -- This is the fourth and final episode of ABC News Digital's four-part series "Green New Future," which highlights innovators and environmental solutions. While climate change and poor air quality are global issues concerning all people, 29-year-old Darren Riley has found that the... Read More.

What to know about new COVID-19 variant omicron

(NEW YORK) -- Global health authorities said they're monitoring a new COVID-19 variant first identified in Botswana, with the World Health Organization saying Friday the new strain, dubbed omicron, is a variant of concern. Previously referred to as B.1.1.529, the WHO urged countries to step up... Read More.