The rise of scabies in Spain

The last decade has seen a marked increase in the incidence of scabies in Spain. Esther Samper explains how this mite acts and how it affects scabies patients.


First line of defence

Poliomyelitis cases have increased globally in the last year. The oral polio vaccine is very effective and acts on the first line of defence.


What’s wrong, are you feeling unwell?

Sickness behaviours are far from being exclusive to humans; they have been found in virtually all animals in which they have been studied.

virus names

A matter of virus names

The WHO published recommendations on how to name new infectious diseases to avoid stigmatising a country, community, or economic sector.

sodium salt impact diet health

Diet-disease relationships

Nutritional epidemiology currently studies the diet-disease relationships. In this review, we analyse the impact of diet on health and the importance of dietary factors in the prevention of non-communicable diseases.

Maurice Hilleman

Maurice Hilleman and oblivion

Maurice Hilleman is probably the scientist who has prevented the highest number of deaths and illnesses from infection in the history of medicine. He and his team obtained or improved more than 25 vaccines against viruses and bacteria.

coronavirus black swans

Coronavirus, black swans, and grey rhinos

Although the coronavirus is a microbe, the author uses two animal analogies to explain the sudden and unexpected (or otherwise) appearance of phenomena such as COVID-19, but also other «unexpected» disasters of an economic, social, or political nature.

pandemia multitud persones ciutat

The keys to a preventable pandemic

Most probably, the current coronavirus1 pandemic represents the uncertain epilogue of an epidemiological period marked by the renewed prominence of the infectious disease in the last decades of the twentieth century

infectious diseases COVID-19

The Four Horsemen ride again

The threat of infectious diseases has been constant in the history of humankind. 75 % of new emerging human infectious diseases in the last thirty years have an animal origin, and 17 % are transmitted by a vector.