The Global Fool

our planet is our village

Climate Change, Parasite Infections, and Immune Responses
Mar06

Climate Change, Parasite Infections, and Immune Responses

By Roberta Attanasio Global climate change noticeably impacts human health—safe drinking water, sufficient food, and secure shelter are threatened by rising sea levels and severe weather events. Heat waves dramatically increase death rates not only from heat strokes, but also from complications arising from cardiovascular, respiratory, and cerebrovascular diseases. Although global warming may bring some localized benefits, such as...

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The Global Travels of Chikungunya Virus: Is it Coming to You?
Mar30

The Global Travels of Chikungunya Virus: Is it Coming to You?

By Roberta Attanasio Chikungunya virus is spreading fast — worldwide. First described during an outbreak in southern Tanzania in 1952, it caused sporadic illness in Africa and large urban outbreaks in Thailand and India in the 1960s and 1970s. As of now, it has been identified in over 60 countries in Asia, Africa, Europe and Americas. The virus, which causes fever and severe joint pain, is transmitted to humans by the bites of...

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Small Predator Diversity Plays a Significant Role in the Spread of Infectious Diseases
Mar23

Small Predator Diversity Plays a Significant Role in the Spread of Infectious Diseases

By Roberta Attanasio Biodiversity is a term coined to describe the diversity of all living things, from human beings to microorganisms. A New York Times editorial published almost two decades ago aptly describes the importance of the biodiversity concept: “Biodiversity is a hugely important concept that stresses the coherence and interdependence of all forms of life on earth and a new willingness to appraise the meaning of that...

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TB Unmasked: Healthcare Workers and the Global Tuberculosis Epidemic
Mar21

TB Unmasked: Healthcare Workers and the Global Tuberculosis Epidemic

By Roberta Attanasio World TB Day, falling on March 24th each year, is approaching — it reminds us that tuberculosis (TB) is a massive global health problem. Indeed, according to the World Health Organization (WHO), tuberculosis is one of the world’s deadliest communicable diseases. It is second only to HIV/AIDS as the greatest killer worldwide due to a single infectious agent. In 2013, an estimated 9.0 million people developed...

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Tasmanian Devils: Contagious Cancer Drives the Risk of Extinction
Dec05

Tasmanian Devils: Contagious Cancer Drives the Risk of Extinction

By Roberta Attanasio In November 2013, a team of biologists scattered 15 plastic cylinders in the fields of Maria Island, three miles off the east coast of the Australian island state of Tasmania. Each cylinder contained a healthy Tasmanian devil, a marsupial  species that until then lived only in Tasmania. Soon, the 15 devils emerged from the containers, becoming the first ever to inhabit Maria Island. The biologists were planning to...

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