David Heymann

Nota: Este archivo abarca los artículos publicados por el autor desde el 1 de Marzo de 2008. Para fechas anteriores realice una búsqueda entrecomillando su nombre.

Pedestrians wear face masks as they walk in Macau on 22 January, after the region reported its first case of the new coronavirus that originated in Wuhan, China. Photo: Getty Images.

When it comes to emerging infectious diseases – those newly recognized in humans or in new locations – it is not only what we know that matters but also what we do not know.

An outbreak of a new coronavirus first reported in Wuhan, China, which has so far led to more than 500 confirmed cases and multiple deaths across five countries (and two continents) has prompted the question from several corners of the world: Should we be worried?

Although expert teams coordinated by the World Health Organization (WHO) are working on key questions to get answers as soon as possible, the level of uncertainty is still high.…  Seguir leyendo »

High-level complex of physiologically active antibiotic substance extracted from blastema at the Arctic Innovation Center (AIC) of Ammosov, North-Eastern Federal University (NEFU) in Yakutsk. Photo: Yuri Smityuk/ITAR-TASS Photo/Corbis.

There is an urgent need to bring global governance to the effort to preserve the effectiveness of antibiotics. The issue of increasing antibiotic resistance, and the need to use antibiotics more wisely, has gained recognition at the highest political echelons, and there is evidence for antibiotic-conserving interventions that all countries could adopt to reverse the global threat.

This confluence of factors makes the possibility of negotiating a global treaty aiming to reduce misuse and overuse of antibiotics in humans and animals more viable than ever before. It is an opportunity that should be seized.

Antibiotics are a core tool of modern medicine, but are increasingly being rendered ineffective by the ability of bacteria to develop resistance.…  Seguir leyendo »