Category: World Health

Estimated 73% of US now immune to omicron: Is that enough?

The omicron wave that assaulted the United States this winter also bolstered its defenses, leaving enough protection against the coronavirus that future spikes will likely require much less — if any — dramatic disruption to society. Millions of individual Americans’ immune systems now recognize the virus and are […]

COVID test, which deliberately infects young adults, found to be safe

Summary 36 young people infected with COVID in trial Study aimed at advancing research into virus Another trial by Oxford University looking at immunity LONDON, Feb 2 – The world’s first “human challenge” trial in which volunteers were deliberately exposed to COVID-19 to advance research into the disease […]

Explainer: Scientists on alert over rising cases caused by Omicron cousin BA.2

CHICAGO, Jan 30 – The highly transmissible Omicron variant of the SARS-CoV-2 virus – the most common form of which is known as BA.1 – now accounts for nearly all of the coronavirus infections globally, although dramatic surges in COVID cases have already peaked in some countries. Scientists […]

How do I know if I have a cold, the flu or COVID-19?

How do I know if I have a cold, the flu or COVID-19? Experts say testing is the best way to determine what you have since symptoms of the illnesses can overlap. The viruses that cause colds, the flu and COVID-19 are spread the same way — through droplets from […]

What you need to know about the coronavirus right now

Nov 18 – Here’s what you need to know about the coronavirus right now: About 100 million have or had long COVID, study estimates More than 40% of COVID-19 survivors worldwide have had lingering after-effects of the illness, researchers from the University of Michigan estimate. This was based […]

Analysis: Country by country, scientists eye beginning of an end to the COVID-19 pandemic

CHICAGO, Nov 3 – As the devastating Delta variant surge eases in many regions of the world, scientists are charting when, and where, COVID-19 will transition to an endemic disease in 2022 and beyond, according to Reuters interviews with over a dozen leading disease experts. They expect that […]

Pfizer says COVID-19 vaccine more than 90% effective in kids

Kid-size doses of Pfizer’s COVID-19 vaccine appear safe and nearly 91% effective at preventing symptomatic infections in 5- to 11-year-olds, according to study details released Friday as the U.S. considers opening vaccinations to that age group. The shots could begin in early November — with the first children […]

WHO says it may be ‘last chance’ to find COVID origins

GENEVA, Oct 13 – The World Health Organization (WHO) said on Wednesday its newly formed advisory group on dangerous pathogens may be “our last chance” to determine the origins of the SARS-CoV-2 virus and called for cooperation from China. The first human cases of COVID-19 were reported in […]

What you need to know about the coronavirus right now

Oct 11 – Here’s what you need to know about the coronavirus right now: Merck seeks first U.S. FDA authorization for COVID-19 tablet Merck & Co said on Monday it has applied for U.S. emergency use authorization for its tablet to treat mild-to-moderate patients of COVID-19, putting it […]

Should vaccinated people mask up with COVID-19 cases rising?

Should vaccinated people mask up with COVID-19 cases rising? It depends on your situation, but masking in public can provide another layer of protection and help prevent the virus from spreading to others who aren’t protected. An easing of safety precautions and the large number of people who […]

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