medicine and health
What can we expect from a disease for which natural or vaccine induced immunity wanes?
To work out the famous R number you need to know the time between infections.
How long does it take for one person to infect another?
The doubling time for the Omicron variant seems to be scarily fast. But how do you calculate it?
Should we again reduce our social contacts? Is vaccinating 12-to-15-year-olds effective? What about boosters? The ready reckoner helps provide some answers.
What can we expect from the pandemic this winter and autumn?
How can sporting events, concerts, or festivals be kept safe in the face of rising COVID-19 infections?
What can last year's experiences tell us about the coming academic year?