The amount of time it takes to start experiencing COVID-19 symptoms if you're infected is shrinking. Early in the pandemic, an exposure to COVID-19 meant waiting anxiously for many days to see if you ...

With each new COVID-19 variant, the interval between exposure and symptom development appeared to shorten, according to a study published Aug. 22 in JAMA Network Open. COVID-19 is known to have a ...

You get the dreaded text: the friend you just met for lunch tested positive for COVID-19. Now you’re left to wonder if you, too, will get sick in the coming days. But when should you expect symptoms ...

NEW YORK -- What are the symptoms of omicron? Health experts still don't know if the new variant is causing milder COVID-19, but more indicators are emerging. The World Health Organization's top ...