In the world’s coldest capital, the effort to stay warm also helps make it the most polluted. In Ulaanbaatar, Mongolia’s fast-industrializing capital, temperatures can hit -40 degrees (C and F) in the winter. Toxic particles from unrefined coal, used for heat, fills the air…

Ebola survivors in Liberia show a higher burden of certain health problems than a control group, according to an ongoing study published in the New England Journal of Medicine that has tracked people for 5 years.  

Sierra Leone Ebola survivors suffer from a broad range of disorders, including stroke and debilitating migraine-type headaches, according to a study in Emerging Infectious Diseases focused on post-Ebola syndrome.