Some 60% of bugs that infect humans originated in animals.
The world’s scientific community is focused on how to improve detection and responses to emerging diseases such as Zika virus and Ebola. So what can we learn from the most recent large-scale outbreaks?
Anorexia is often seen as an assertion of autonomy and control by a young woman who is engaged in a battle with her family and therapists.
Young women (and men) have been dramatically restricting their calorie intake for centuries, but not all the symptoms of modern anorexia have always been present.
A virus is essentially an information system (encoded in DNA or RNA) surrounded by a protective coat.
Humans have a deep history of viral infections, the evidence for which dates back to ancient DNA from Egyptian mummies.