This disease was eradicated in the U.S. 26 years ago. Pa. saw 31 cases last week
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44 trends tracked about this subject — the full history, oldest to newest below.
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Health agencies in the US and UK issue travel alerts over a chikungunya and yellow fever outbreak in tropical vacation spots.
Ebola cases in eastern Congo surpass 3,200 as hunger and overstretched teams strain the response.
A widespread cyclosporiasis outbreak spans 45 states as case numbers climb into the thousands.
Health worker strikes coincide with a surge in Ebola cases in DR Congo, where infections have reached 3,200 and deaths have surpassed 1,400.
The CDC is deploying 'disease detectives' to Ohio as cyclosporiasis cases surge to 2,576 and the number of illnesses doubles in a single week.
U.S. health officials expand investigations into an escalating cyclospora parasite outbreak now affecting nine states.
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Health departments across multiple regions report confirmed cases of cyclosporiasis amid an ongoing nationwide outbreak.
The Ebola death toll in the Democratic Republic of Congo surges past 930 as international agencies track the expanding health crisis.
Funding cuts from the Trump administration and DOGE are reportedly hindering the government's ability to respond to a widespread cyclosporiasis outbreak.
A Legionnaires' disease outbreak on New York City's Upper East Side has resulted in 5 deaths and 82 confirmed cases as of July 22, 2026.
A Legionnaires' disease outbreak in New York City has escalated, with the death toll rising to four as total cases increase.
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A rapid nationwide surge of cyclosporiasis, a parasitic infection causing diarrhea, has sickened thousands and sparked dietary warnings.
A widespread national outbreak of the Cyclospora parasite is affecting multiple U.S. states, leading to hospitalizations and ongoing investigations.
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Health reporting tracks a widening cyclosporiasis outbreak across the United States as Michigan totals climb.
New York’s Legionnaires’ outbreak climbs to 60 cases as dozens of cooling towers test positive, sparking citywide alerts
A nationwide cyclosporiasis outbreak linked to lettuce has sickened thousands, with cases now spreading across 31 U.S. states.
A critical Ebola outbreak in Congo surpasses 2,000 cases as funding gaps and unknown transmission chains complicate the response.
Health officials report a rapidly growing US outbreak of cyclosporiasis, with cases surpassing 2,800 while the source remains unconfirmed.
Health officials are investigating a Salmonella outbreak on New York's East End that resulted in 58 hospitalizations linked to a funeral meal.
The United States is facing a severe measles resurgence, with cases now exceeding 2,200 and nearly matching the total count for all of 2025.
Health authorities issue urgent measles exposure warnings across multiple states following new cases at airports and local businesses.
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Cyclosporiasis cases are rising across 31 states, prompting warnings and public health guidance regarding the gastrointestinal illness.
Health officials are tracking a widespread Cyclospora outbreak as case counts climb across multiple regions.
2 news sources are covering this Health story right now — PULSE is tracking how fast it spreads.
Cyclosporiasis cases are rising across the United States, prompting food warnings and health investigations across multiple regions.
3 news sources are covering this Health story right now — PULSE is tracking how fast it spreads.
Ebola deaths in the Democratic Republic of Congo have surpassed 500 as health workers threaten to strike amid an ongoing expansion phase.
Health officials report a regional outbreak of a parasite linked to gastrointestinal distress that may be transmitted via fresh produce.
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Michigan faces a rapidly expanding cyclopsoriasis outbreak, with explosive diarrhea topping the symptom list.
CDC races to pinpoint source of Cyclospora outbreak sparking explosive diarrhea across 17 states
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A measles outbreak is expanding across south central Pennsylvania, with new cases identified in York and Northumberland counties.
Ebola surge in DR Congo leaves at least 30 dead in a refugee camp as cases climb to 956, prompting urgent calls for a stronger response.
An Ebola outbreak in the Congo has claimed the life of a third infant at an orphanage, fueling concerns over the disease's rapid spread.
Ebola cases surge by nearly 40% in a week, pushing the death toll past 200 in Central Africa.
Ancient DNA analysis identifies a plague outbreak dating back 5,500 years, predating the Black Death by nearly five millennia.