Carbon monoxide poisoning: Here’s what you need to know

By DR. MISHAL REJA, ABC News (NEW YORK) -- A deadly winter storm has left millions of Americans across the country without power and heat in freezing temperatures. Hospitalizations and deaths from carbon monoxide poisoning, also known as "the silent killer," have spiked.

What to know after you’ve been vaccinated for COVID-19

By ERIN SCHUMAKER, ABC News (NEW YORK) -- With priority groups like front-line workers and doctors receiving their second doses of the COVID-19 vaccine, and the prospect of vaccination for the general population on the horizon, many Americans may be wondering: What happens... Read More.