The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

PHILADELPHIA (WPVI) -- When comparing omicron vs. delta variants, omicron has 53% less risk of hospitalization and 91% less risk of death, CDC Director Dr. Rochelle Walensky revealed on Wednesday.

Rates of Covid-19 cases, hospitalizations and deaths have sunk significantly in the US since a wave driven by the highly contagious Delta variant peaked in September. But with cases still relatively ...

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

LONDON - As the highly contagious delta variant continues to spread, a new, British study shows COVID-19 vaccines are effective against the delta variant, but that their protection decreases over time ...

JACKSONVILLE, Fla. -- Hospital officials in Northeast Florida are urging people to get vaccinated as the number of COVID-19 patients is approaching or exceeding levels they saw during the worst of the ...

Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

The coronavirus has come a long way since 2020. While the days of sanitizing Amazon packages and standing six feet apart may feel like they’re behind us (and they very well may be), the SARS-Co-V-2 ...

In a study published in the journal Nature Communications, an international team of researchers investigated the impact of human behavioral changes such as isolation during the coronavirus disease ...