Arizona hides a shopper’s paradise where bargain hunters and collectors converge in an endless maze of treasures – the Mesa Market Place Swap Meet, where “just browsing” becomes a full-day adventure ...

WHO has released its first-ever clinical guidelines to standardise treatment of mosquito-borne diseases like dengue, chikungunya, Zika, and yellow fever - the guidelines address both severe and mild ...

Reports show typhoid outbreak in 25 counties, and experts warn that poor hygiene and limited access to clean, safe water will keep the disease spreading across country.

Ancient DNA from prehistoric bones reveals a 37,000-year timeline of human infections, tracing our long struggle with disease.