Disease
How Covid-19 Has Hurt the Effort to Track STDs
As gonorrhea, syphilis and chlamydia have hit their highest marks in decades, many STD contact tracers have shifted to work on the pandemic
What One Covid-19 Cluster on an Airplane Tells Experts About Risk Factors While Flying
When one person with Covid-19 took an 18-hour flight from Dubai to New Zealand, several people got sick
What Experts Know About the Current Coronavirus Variants
The appearance of highly transmissible versions of the pandemic coronavirus has the world's medical community on high alert
History Shows Americans Have Always Been Wary of Vaccines
Even so, many diseases have been tamed. Will Covid-19 be next?
What Scientists Are Learning About Covid-19 Using the Nation's Blood Supply
Labs and blood banks collect millions of blood samples each month, offering a distinctive source of data on the disease
How Covid-19 Precautions Have Kept Flu Cases Low
By this time last year, the U.S. had recorded over 65,000 cases of influenza
Parasite Found in Undercooked Meat and Cat Poop May Be Linked to Rare Brain Cancer
The U.S. sees about 24,000 brain cancer cases annually, compared to 30 million cases of Toxoplasma gondii, so an individual’s cancer risk is low
Gorillas at California Zoo Test Positive for Covid-19
Three iconic primates at the San Diego Zoo Safari Park show mild symptoms, including lethargy and runny noses
Avian Flu Outbreak in India Results in Mass Poultry Culls
No cases of avian flu have been detected in humans during the current outbreak
Colorado and California Report First U.S. Cases of Highly Contagious Covid-19 Variant
First discovered in England, the variant appears to be more transmissible but does not cause a more severe case of the disease
Fatal Skin Disease Outbreak in Dolphins Linked to Climate Change–Fueled Storm Surges
When the porpoises are exposed to freshwater after extreme weather, they develop grisly lesions that can lead to their deaths
How Elvis Helped America Eliminate Polio
The rock star's much-publicized vaccination inspired reluctant U.S. teens to get inoculated
First Case of Covid-19 in a Wild Animal Found in a Utah Mink
The U.S. Department of Agriculture detected the infection while testing wild animals around a mink farm with a Covid-19 outbreak
A Brief History of Human Challenge Trials
For more than two centuries, scientists have been intentionally infecting patients with dangerous diseases in order to learn more
Distribution Begins for First Covid-19 Vaccine Authorized in the United States
Pfizer-BioNTech’s vaccine received emergency use authorization from the FDA last week
Study Offers Hope for Tasmanian Devils, Once Thought Doomed by Infectious Cancer
In the late 1990s, one affected devil infected an average of 3.5 others, but now each only infects about one
Can Marine Mammals Catch Covid-19 via Wastewater? The Evidence Is Murky
Whales, and other species, may have the same cellular vulnerability to Covid-19 as humans, but experts say the risk of infection is incredibly low
How Researchers Are Protecting Great Apes From Covid-19
Humans who study and care for the primates are taking precautions to prevent the spread of the coronavirus and its unknown effects
Before WWI, Trench Fever Plagued the Ancient Romans and Napoleonic Soldiers
Long associated with the Great War, the disease actually dates back at least 2,000 years, a new study suggests
How Covid-19 Drove New Polio Cases in Afghanistan
Due to the pandemic, a total of 50 million children did not receive the polio vaccine in Afghanistan and Pakistan
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