An average person will spend more than 20 years of their lives sleeping. Why?

Anyone who has ever watched professional acrobats in a circus, jugglers on the street, ice skaters, pianists or cello players surely must have been surprised with the extent to which people can develop various abilities by…


An accidental collaboration of two unlikely researchers in an unexpected place led to one of the most radical changes in medical thinking and practice in history. It resulted in the disappearance of stomach ulcers and a spectacular Nobel prize for Medicine.

The City of Perth on the west coast of…


Applying “classic” epidemiological reasoning allowed some countries to save the lives of their citizens and preserve economic activity — and even to see it grow.

About a year ago, when the first wave of the pandemic in the Northern Hemisphere was ending, I proposed that the countries of the world…


There was a time when yellow fever was one of the most feared human diseases in the whole western world. Unfortunately, it is still around and we won’t eradicate it anytime soon. Here is why.

As they study their visa requirements, travellers to some of the less developed parts of…


In our interconnected world, if we want to be safe, we need to protect those most vulnerable among us.

The family of economist Amartya Sen befriended the great literary Nobel laureate, Rabindranath Tagore. It was precisely Tagore who gave the newborn Sen the name Amartya, which means “immortal” in Bengali…


Diarrhoea is considered by many to be a somewhat humorous disease. However, it is by no means a mere awkward, laughing matter in poor countries, especially if it affects children.

Many visitors who find themselves in the poorer countries of the world will notice within a few days that their…


I could tell you a story that features an exotic location, a plane crash, an isolated cannibalistic tribe, gold-diggers, a bizarre disease, experiments on chimpanzees, tribal wars, the transmission of brain proteins like infectious agents, allegations of child abuse, mad cows, imprisonment of the main character, his exile within the…


For Europe, one year into this pandemic, with a new variant spreading and vaccine delivery delayed, things seem to have just gone from bad to worse.

This article provides an explanation of why the European Union is so afraid of the new strain B.1.1.7, …


Here are several reasons why this pandemic is not over yet

This table presented in the picture can be found and accessed by anyone who has Internet access. It’s available at:

https://www.worldometers.info/coronavirus/?

When looking at this table, you can see that since the beginning of the COVID-19 pandemic, more than…


Truly novel observations included the effectiveness of mass-lockdowns and mass-testing, but also the emergence of groups that doubt the effectiveness of those measures.

Epidemiological science will primarily remember the year 2020 for three major novel observations that cannot be found in existing epidemiology textbooks.

The first significant new insight was…

Igor Rudan

Director of the Centre for Global Health and the WHO Collaborating Centre at the University of Edinburgh, UK; Editor-in-Chief, Journal of Global Health

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