The Centers for Disease Control and Prevention is planning to conduct a large-scale study to re-examine whether there is a connection between vaccines and autism, federal officials said Friday. Dozens of scientific studies have failed to find evidence of a link. But the C.D.C. now falls under the purview of Health and Human Services Secretary […]

The Ebola outbreak in Uganda has worsened significantly, and the country’s ability to contain the spread has been severely weakened by the Trump administration’s freeze on foreign assistance, American officials said this week. The officials, representing a variety of health and security agencies, made the assessment during a meeting with U.S. Embassy staff in Kampala, […]

The Trump administration has asked researchers and organizations whose work is conducted overseas to disclose ties to those regarded as hostile, including “entities associated with communist, socialist or totalitarian parties,” according to a questionnaire obtained by The New York Times. The online survey was sent this week to groups working abroad to research diseases like […]

Betsy Arakawa, the wife of Gene Hackman, died from the effects of hantavirus, a rare disease often caused by contact with droppings from infected rodents. Hantavirus does not spread among people in the cases found in the United States. It can be transmitted through rodent saliva. But it is most commonly transmitted by breathing in […]