California announced new quarantine guidelines Wednesday for people arriving in the western state deemed to pose a risk of spreading Ebola.
The enforced quarantine of a nurse has sparked a debate in the United States over what should be done with people who have been in contact with Ebola patients, but show no symptoms themselves.
Nigerian authorities said Monday that a doctor in Lagos who treated a Liberian victim of Ebola has contracted the virus, the second confirmed case in sub-Saharan Africa's largest city.
A Chinese town has been sealed off and 151 people placed in quarantine since last week after a man died of bubonic plague, state media said Tuesday.
Health officials in Ghana say a U.S. citizen is being tested for Ebola and remains in quarantine after he fell ill while in West Africa.
Hong Kong will quarantine 17 people after the city confirmed its first human case of the deadly H7N9 bird flu, officials said Tuesday.
Four people have been hospitalized and 160 quarantined after a 15-year-old boy who ate marmot meat died of the bubonic plague last week, the Kyrgyz Ministry of Health said Wednesday.
A cholera outbreak at a village in northeast Afghanistan has infected 1,492 people, killed a young woman and left another 100 in critical condition, a provincial official said Tuesday.
Panic has gripped Saudis in the country's east, where most cases of the deadly coronavirus have been detected, witnesses said, as the death toll from the SARS-like virus in the kingdom hits 15.
A decade ago, a highly contagious and deadly new illness sent people worldwide scrambling to cancel flights and holidays as schools closed and sales of surgical masks spiked.
A Chinese dairy has been ordered to suspend production after a cancer-causing toxin was found in its infant formula, China's quality watchdog said Monday, in the country's latest milk scare.
A lethal bat-borne horse virus has been detected in a dog for the first time, authorities in Australia said on Tuesday, prompting fears it has jumped species.