CDC

CDC expands largest known cyclosporiasis outbreak to 15 states - report

US cyclosporiasis cases have reached record levels this year, with the current epidemic among the largest foodborne illness outbreaks in recent US history.

Lettuce is displayed for sale, amid reports of slumping consumer confidence in lettuce and other fresh produce during the current cyclosporiasis outbreak that has sickened thousands across the US, at a grocery store in Washington, DC, US, July 24, 2026.
Anthony Fauci, the former Director of the National Institute of Allergy and Infectious Diseases (NIAID) and medical advisor to several U.S. presidents, attends a U.S. Senate Homeland Security and Governmental Affairs Committee on Capitol Hill in Washington, D.C., U.S., July 29, 2026.

Fauci invokes Fifth Amendment at Rand Paul-led US Senate COVID hearing

A US Food and Drug Administration (FDA) logo, a syringe and a vial are seen in this illustration taken May 13, 2025.

US FDA says it is investigating another cyclosporiasis outbreak

Israel's Clalit during Covid-19 global pandemic.

Clalit Health Services to join European AI research project predicting, managing pandemics


Ebola risk for FIFA World Cup is 'extremely low', but US host cities are prepared, experts say

US hospitals and agencies have enhanced preparedness due to the Ebola outbreak in the DRC. Officials note that "Ebola isn't airborne and doesn't spread through casual contact."

Aid agencies intensify efforts to contain the Ebola outbreak caused by the Bundibugyo virus, in Bunia town, Ituri province, Democratic Republic of Congo, June 11, 2026.

International 'No Smoking Day' highlights the dangers of tobacco

On International No Smoking Day - and every day - there’s an opportunity to pause and ask: is it worth inhaling this again?

Discarded cigarettes; Illustrative.

Latest outbreak of Ebola in central Africa prompts global health emergency

DRC and WHO officials have identified over 500 cases in the DRC and recorded one confirmed death from the disease in neighboring Uganda as of Wednesday.

Bahati Erasto Musanga, provincial Governor walks with other officials, as they leave the Rodolphe Merieux Laboratory, National Biomedical Research Institute (INRB), where samples from suspected Ebola cases are examined, as part of the response to the epidemic in Goma, North Kivu province of the Demo

Promising hantavirus vaccine research stalled by funding gap before outbreak

Promising early results have been put on the back burner despite renewed global concern following a deadly cruise ship outbreak.

Medics work outside of the cruise ship MV Hondius, which was affected by a hantavirus outbreak, after it arrived at the Port of Rotterdam, where Dutch authorities are preparing quarantine arrangements, in Rotterdam, Netherlands, May 18, 2026.

American tests positive for Ebola in Congo outbreak, CDC says US risk remains low

"The person developed symptoms over the weekend and tested positive late Sunday," Dr. Satish Pillai, the incident manager for the agency's Ebola response, told reporters on a media call.

 A person dressed in ebola protective apparel is seen inside an ebola care facility at the Bwera general hospital near the border with the Democratic Republic of Congo in Bwera

CDC classifies hantavirus outbreak to 'level 3' of emergency activation

A "level 3" designation is standard at this stage and is the lowest CDC emergency activation level, with the agency actively monitoring the virus's progress.

 : A general view of Centers for Disease Control and Prevention (CDC) headquarters in Atlanta

US response to hantavirus outbreak could be hindered by withdrawal from WHO - NBC

Health experts warn that both the CDC and the WHO may face disadvantages from a lack of cooperation between the two organizations.

A test tube labelled "Hantavirus positive" label and World Health Organization logo are seen in this illustration taken May 7, 2026.

Three dead, three sick in suspected hantavirus outbreak aboard cruise ship, WHO confirms

"The risk to the wider public remains low," said Hans Kluge, WHO Europe's regional director, in his own X post. "There is no need for panic or travel restrictions."

The MV Hondius, operated by Oceanwide Expeditions, near Tristan da Cunha, May 4, 2026.

US CDC will not publish report showing COVID vaccine effectiveness

"Scientific reports are routinely reviewed at multiple levels to ensure they meet the highest standards before publication," said HHS spokesperson Andrew Nixon.

Vials with a sticker reading, "COVID-19 / Coronavirus vaccine / Injection only" and a medical syringe are seen in front of a displayed Pfizer logo in this illustration taken October 31, 2020

Is your COVID shot effective against the new variant? Here’s what to know

The nickname “Cicada” reflects how the variant seemed to reemerge after a long lull.

Signs advertising flu vaccinations are displayed in a pharmacy window, as hospitalisations rise, with Britain and other European countries grappling with a severe flu season and health authorities warning of increasing cases driven by a mutated strain of the virus, in London, Britain, December 2025.