Twelve of 13 members of one family fell ill upon returning to the United States from a Costa Rica trip in late December. A ...

Prior to the report, the family had visited the Venado Caves in Costa Rica, which was linked to a previous histoplasmosis ...

In 2024, the Jacksonville Zoo and Gardens battled a bacterial infection that killed five apes. Here's how the zoo navigated ...

Researchers assessed 25 patients in the mystery cluster, before concluding that the individuals were suffering from well-known diseases like Alzheimer's .

Canadians originally diagnosed with a mystery brain disease had other, well-known neurologic conditions, cross-sectional data suggested. The study assessed 25 of 222 cases listed in public health ...

(CNN) — Measles cases continue to accumulate in the United States in what is already the second-worst year since the disease was declared eliminated a quarter-century ago. Now, a recent outbreak ...

This is only the second year cases have been this high since the disease was declared eliminated in the US a quarter-century ago, and a large multistate outbreak continues to grow, putting the ...

A study published this week in JAMA Neurology reinforces those findings, putting the probability of a mystery disease at roughly 1 in a million. Doctors working on the study evaluated 25 ...

FREDERICTON - There is no evidence to support claims of a mystery brain disease in New Brunswick, says a new study that suggests the media may have played a role in feeding patients' fears.

"We found that what had been termed a 'mystery brain disease' was, in fact, a collection of identifiable medical conditions," said Dr. Lang. "These included well-characterized neurological ...