delta variant

Experts explain what's making omicron's subvariant more contagious
Experts are also calling BA.2 a "stealth omicron," as there's a key difference in its genetic sequence that makes it harder to track.
Many doctors disagree with Moderna about need for 2nd booster
Here's how to stay safe from COVID-19 while traveling for the holidays
'Drowning in people who are dying': Doctor urges vaccinations
What to know about COVID-19 variants
Oregon to mandate masks outdoors in many public settings
COVID-19 vaccine less protective against delta, lowers risk: CDC
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3 out of 4 expecting moms not vaccinated against COVID, CDC finds
3 Houston-area emergency rooms close due to surge
What to know about COVID-19 variants of concern
Family describes 12-year-old boy's 'scary' COVID battle
Math shows 100% vaccination rate is not enough to stop Delta
Doctor ranks best mask types for kids in the classroom
COVID increases risk of premature birth, study shows
FDA expected to OK booster shots for some Americans
Pregnant women more at risk of severe illness from delta variant
What to know about lambda, delta plus variants
Local Houston hospitals had no room for baby with COVID
7 of 10 Chicago friends get breakthrough COVID after vacation
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More Stories
Many doctors disagree with Moderna about need for 2nd booster
Here's how to stay safe from COVID-19 while traveling for the holidays
'Drowning in people who are dying': Doctor urges vaccinations
What to know about COVID-19 variants
Oregon to mandate masks outdoors in many public settings
COVID-19 vaccine less protective against delta, lowers risk: CDC
3 out of 4 expecting moms not vaccinated against COVID, CDC finds
3 Houston-area emergency rooms close due to surge
What to know about COVID-19 variants of concern
Family describes 12-year-old boy's 'scary' COVID battle
Math shows 100% vaccination rate is not enough to stop Delta
Doctor ranks best mask types for kids in the classroom
COVID increases risk of premature birth, study shows
FDA expected to OK booster shots for some Americans
Pregnant women more at risk of severe illness from delta variant
What to know about lambda, delta plus variants
Local Houston hospitals had no room for baby with COVID
7 of 10 Chicago friends get breakthrough COVID after vacation
Show More
Show Fewer