The term “epidemic” is now being used for more than infectious diseases. So what does it actually mean?
The obesity epidemic, the flu epidemic, the opioid epidemic... in the 21st century, everything seems to be an "epidemic". But what does the term actually mean?
It can be difficult to find records from epidemics long past.
U.S. National Library of Medicine
One hundred years after a strange and devastating pandemic, researchers comb for clues in dusty libraries, church records and long- forgotten books.
Placing a high value on happiness leads us to see sadness as a failure.
In a series of experiments, we showed the high value we place on happiness is not only associated with increased levels of depression, it may actually be the underlying factor.
When a man was diagnosed with Ebola in Dallas in 2014, workers cleared out the apartment unit where he had been staying.
President Trump wants to slash global health funding at a time when more investment is needed, not less. This spending can protect Americans – as well as foreigners – from deadly diseases.
When governments delay releasing information about disease outbreaks, algorithms come to the rescue.
Revellers at a carnival in Sao Paulo wear mosquito masks in a reference to the
Aedes aegypti mosquito, which can spread dengue and Zika on February 4, 2016.
Emerging research suggests that preexisting immunity to dengue virus, which is endemic in South America, could make a subsequent Zika infection worse.
Emerging diseases on which the experts are keeping a close eye.
A tuberculosis patient holds his medicines received from the government’s tuberculosis center in Rawalpindi, Pakistan.
In the future, consumers in the developed world could choose to purchase products from the companies that do the most to promote global health.
Most cases of Zika are asymptomatic.
Airman Magazine/U.S. Air Force Photo/Tech. Sgt. Brandon Shapiro/Flickr
A computer model suggests that while more cases of Zika can be expected in the continental U.S. outbreaks will probably be small and are not projected to spread.
What could we do if a real-life zombie disease started to spread?
An aerial view of the Christ the Redeemer statue and Maracana stadium in Rio de Janeiro.
The chance the someone at the Rio games will import the virus to their home country is low.