To reduce the spread of COVID-19 in unvaccinated children, epidemiologists rely on a layered approach of interventions including masking, ventilation, cohorting and promoting vaccination for all eligible community members.
(AP Photo/Chris O'Meara, File)
With no vaccination yet in children under 12, preventing COVID-19 spread in schools depends on fine-tuning policy interventions according to local epidemiology and vaccination rates.
Many countries around the world recorded dramatic declines in crime under lockdown. South Africa was among them, with major reductions across most crime types.
COVID-19 vaccines have been proved safe and effective. But it’s understandable to have questions.
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The 2,000-line poem by Scottish physician John Armstrong was written during a time of pandemic, war and increasing public disinformation. What can readers learn from it today?
A nurse displays a real COVID-19 vaccination card.
AP Photo/Craig Ruttle
Some countries have started administering third doses of COVID vaccines, or booster shots. But we’re still learning about how long immunity lasts from the first two shots.
South Koreans living away from home have been frequent targets for suspicion and ire during the pandemic. Some even report being shunned by their families.
Intensive care nurse Kathryn Ivey’s Tweet illustrates the impact of the pandemic on health-care workers. Used with permission.
@kathryniveyy/Twitter
Rates of burnout have increased alarmingly among health-care workers during the pandemic. Unless the system provides more support to its already depleted workforce, staff shortages may get worse.
The ongoing COVID-19 pandemic has affected Canadians’ sex lives.
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The Liberals claim the election is critical to Canada’s post-pandemic future and suggest COVID-19 badly disrupted the status quo. But is that really the case?
Prime Minister Scott Morrison talked about the Kabul bombings on Friday but didn’t announce what happened at National Cabinet.
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Brokering peace among the factions appearing in National Cabinet will be key to a successful transition to reopening Australia. But there are many gaps in the plan.
Achieving widespread immunity to COVID-19 through vaccination requires as many people as possible to get their shots, including those who object or haven’t bothered.
Vaccines against COVID-19 are the safest – and fastest – way to prevent the spread of variants.
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A 2015 paper on chicken virus evolution is being taken out of context and used to fuel fears about COVID-19 vaccines. Its lead author aims to clarify the science in hopes of saving lives.
A little more than 8% of vaccinated people in the U.S. have received the Johnson & Johnson vaccine.
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It has been six months since the Johnson & Johnson vaccine received emergency use authorization. What does six months of data show about its efficacy, side effects and protection from variants?
People who had previously caught the coronavirus, which is similar to having an additional vaccine dose, had more neutralising antibodies against COVID variants after being vaccinated.
Honorary Enterprise Professor, School of Population and Global Health, and Department of General Practice and Primary Care, The University of Melbourne
Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand