Sorana Froda, Université du Québec à Montréal (UQAM) and Fabrice Larribe, Université du Québec à Montréal (UQAM)
Vaccine efficacy is usually expressed as a percentage, but what is it actually measuring? Statisticians explain what the numbers mean, and what they say about how well a vaccine can protect us.
Reducing transmission of the virus among younger people can help Britain reopen more quickly and reduce the risk of the virus infecting those most at risk.
In east Asian countries, past disease outbreaks have made face masks part of everyday life – but the social context supporting such behaviour isn’t present in the UK.
It seems things have shifted slightly since earlier in the pandemic. A growing proportion of people hospitalised with the Delta strain are aged in their 30s or 40s.
The exceptional measures deployed around the world during the COVID-19 pandemic have impeded access to urgent services like birth control, abortion and maternal and newborn care.
We are living in two COVID worlds - the world of a plan which promise an 80% vaccination rate, and the world of the third wave, writes Michelle Grattan.
Cash incentives are likely to be effective for people who are willing to get vaccinated, but haven’t done so yet. Freedom incentives could shift those who are unsure or unwilling.
The co-operative business model needs to be seriously considered and nurtured as a viable response to closing companies and lost jobs as a result of the pandemic.
Socio-economic factors are major barriers to physical activity. New research suggests this is one more reason why disadvantaged people were at increased risk for COVID-19.
The government is set to tweak its vaccination timetable to accelerate jabs for those aged 30 to 39, after modelling showing it is vital to get younger adults quickly vaccinated, because they are high COVID transmitters.
Honorary Enterprise Professor, School of Population and Global Health, and Department of General Practice and Primary Care, The University of Melbourne