"We know that there's people who have a Delta infection [a variant first identified in India in December ... to recruit ...

Scientists named these variants after Greek letters: alpha, beta, gamma, delta and omicron ... but some people develop more persistent problems. The symptoms that last at least three months ...

Five years after the COVID-19 pandemic hit South Carolina and the U.S., it is still changing health care, from wastewater ...

Delta variant: First identified in late 2020 ... Fatigue: Excessive tiredness remains a hallmark symptom. Gastrointestinal problems: Nausea, stomach discomfort and diarrhea can occur in some ...

The Indian Air Force is set to receive its first Mk1A HAL Tejas soon after the expected delivery of the GE F404 engines.

The pandemic’s origins, the complete death toll, and why some people are more likely to get long COVID are among the unknowns.View on euronews ...

Scientists named these variants after Greek letters: alpha, beta, gamma, delta and omicron. Delta ... but some people develop more persistent problems. The symptoms that last at least three months, ...

The five years of the pandemic have seen numerous mutations and variants, with the delta and omicron variants ... but some people develop more persistent problems. The symptoms that last at ...