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August 22, 2022

Infectious Diseases
Why Hasn’t the World Eradicated Polio?

The world is inching closer to eradicating polio, but armed conflicts and opposition to vaccines stand in the way of finally eliminating the disease.

A health worker marks the finger of a child with indelible ink during an anti-polio campaign at an Afghan refugee settlement on the outskirts of Islamabad, Pakistan.

November 15, 2019

Public Health Threats and Pandemics
The End of Antibiotics?

Antibiotics are facing an existential crisis less than a century after their introduction. Increased bacterial resistance is putting the world at risk of an era in which routine infections are untreatable.

Amy Spoering, Director of Biological Research at the biotech NovoBiotic Pharmaceuticals, holds up a sample of the bacterium Eleftheria terrae, the basis for the promising new antibiotic Teixobactin, at NovoBiotic's labs in Cambridge, Massachusetts.

October 5, 2016

Sub-Saharan Africa
Can Malaria Be Eradicated?

A leading killer among diseases is now targeted for eradication by the middle of this century. Efforts to combat malaria are costly and challenging.

A child is given an injection as part of a malaria vaccine trial at a clinic in Kilifi, Kenya.

August 11, 2016

Americas
The Zika Virus

The Zika virus, which has been found to cause severe birth defects, has spread across the Americas, prompting the World Health Organization to declare a global health emergency.

Geovane Silva holds his son Gustavo Henrique, who has microcephaly, at the Oswaldo Cruz Hospital in Recife, Brazil.