Some people are responsible for spreading the virus more than others. These people have been called "super spreaders," but are they really different from the rest of us? CNN Chief Medical Correspondent Dr. Sanjay Gupta talks to Elizabeth McGraw, the director of the Center for Infectious Disease Dynamics and professor of entomology at Penn State University, about who or what a super spreader is.
A genetically modified male mosquito named OX5034 has received both state and federal approval to be released into the Florida Keys now through 2022, against the objection of many local residents and a coalition of environmental advocacy groups.
Nine Texas mayors, including those in Houston, Dallas, Austin and San Antonio, have urged Gov. Greg Abbott to give them the authority to require masks be worn in public "where physical distancing cannot be practiced."
A team of European scientists say they have found two genetic variations that may show who is more likely to get very sick and die from coronavirus, and they say they have also found a link to blood type.
In his new podcast on how to oppose racism, CNN anchor Don Lemon talks about how to do more than oppose racism, but how to become actively antiracist. It's time to learn (and unlearn) what we know about racism.
Many diseases, including Covid-19, can attack men and women in different ways. Why this is depends on a complex mix of biology and behavior that can be difficult to untangle.
The federal government is stuck with 63 million doses of hydroxychloroquine now that the US Food and Drug Administration has revoked permission for the drug to be distributed to treat coronavirus patients.
Just as much of the US was improving, 10 states are seeing their highest seven-day average of new coronavirus cases per day since the pandemic started months ago, according to a CNN analysis of data from Johns Hopkins University.
Read CNN's Fast Facts on meningitis outbreaks in the United States. Meningitis is caused by the inflammation of membranes protecting the brain and spinal cord.
As states across the country allow restaurants, shops and gyms to reopen, questions around safety remain. Experts are especially worried about gyms; it's hard to maintain social distancing in close, sweaty quarters, and research has demonstrated that workout classes can be major sources of spread.
When students at Queen's Grant High School in Matthews, North Carolina, return to class in late August, they'll notice a purple glow emanating from the vents as they walk down the hallway. The charter school has installed UV lights into its HVAC systems as part of an effort to eliminate viruses and other bacteria in the air.
Read CNN's Fast Facts to learn about listeriosis, a serious infection generally caused by eating food contaminated with the bacterium Listeria monocytogenes.
Read Hoof-and-Mouth Disease Fast Facts at CNN and learn more about this communicable viral disease affecting cows, pigs and other cloven-hooved animals.
Today, CNN Chief Medical Correspondent Dr. Sanjay Gupta talks to Dr. Nick Boulis about what was it was like to work inside Emory University's Covid-19 ICU unit and watch the deadly power of this disease firsthand.
In the search to find a vaccine to put an end to the coronavirus pandemic, some scientists worry that President Trump's "Operation Warp Speed" is missing out on tried and true vaccine technologies that have over and over again resulted in proven winners.
