The proportion was estimated at approximately 3% in late May. A highly contagious variant of the novel coronavirus that was initially identified in India now accounts for about 58% of all COVID-19 ...

CDC director Rochelle Walensky told the US Senate that the highly transmissible variant is now the dominant strain in the United States.

COVID-19 cases have increased in several states among unvaccinated people as the Delta variant spreads rapidly.

A new investigation published in JAMA examines how COVID-19 vaccination affects maternal and perinatal outcomes among ...

Estimates show the variant accounts for over 51% of all new cases nationwide. A highly contagious variant of the novel coronavirus that was initially identified in India is now the dominant strain in ...

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 ...

The delta variant of the coronavirus is increasing its hold on North Dakota, helping push active COVID-19 cases near 1,500 and virus-related hospitalizations over 50. Active cases statewide on Friday ...

The COVID-19 vaccination offers protective maternal and newborn health benefits for mothers who develop SARS-CoV-2 infection ...

Multivariable analyses confirmed that vaccination remained associated with lower hospitalization risk in both periods after controlling for comorbid conditions. Compared with vaccinated patients, the ...

The comprehensive Alaska Department of Health report examined how the state fared between 2020 and 2023, noting successes and ...