Disease and Illnesses
Seven Key Questions About Omicron Answered
As the variant spreads and more studies have been done, experts share what they know
Can You Reuse a KN95 or N95 Mask? Experts Say Yes, but Follow These Steps
Regularly check for stretched-out straps, staining and soiling, which can compromise masks' ability to filter viruses like Covid-19
In a First, Man Receives a Heart From a Gene-Edited Pig
The swine-to-person cardiac transplant offers hope for thousands in need of organs
Should You Add a Throat Swab to Your At-Home Covid-19 Test?
Mounting evidence suggests the extra step might catch Omicron infections earlier than a nasal swab alone, but the FDA warns against it
U.S. Sets Record With Over 1 Million New Daily Covid-19 Cases
Experts credit the recent surge to the spreading omicron variant and a lag in case reporting over the holidays
The CDC Now Recommends Pfizer and Moderna Covid-19 Vaccines Over J&J
The decision comes after more evidence linking the Johnson & Johnson shot to a rare blood clotting syndrome
Pfizer Says Covid-19 Pill Is Effective and Likely Works Against Omicron
The drug helps those already infected, but experts say vaccination is the best way to prevent contracting and spreading the virus
Six Questions About Waning Immunity to Covid-19 Answered
Experts weigh in on when a reduced immune response occurs and how boosters can help restore defenses
What Experts Do and Don't Know About the Omicron Covid-19 Variant
Scientists have dubbed Omicron a “variant of concern,” but warn against panic
Catherine the Great Letter Extolling the Virtues of Vaccination Is Up for Auction
The Russian empress, who was inoculated against smallpox in 1768, was an early proponent of the practice
How the Ancient Romans Went to the Bathroom
A new book by journalist Lina Zeldovich traces the management of human waste—and underscores poop's potential as a valuable resource
Pfizer Asks FDA to Expand Booster Eligibility to All Adults
Experts are optimistic the request will be granted before the winter holiday season
Pfizer Says Covid-19 Pill Cuts Hospitalization and Death Risk by Nearly 90 Percent
Though vaccines are still the best line of defense against the virus, the antiviral drug could help high-risk Americans once symptoms appear
The Victorian Woman Writer Who Refused to Let Doctors Define Her
Harriet Martineau took control of her medical care, defying the male-dominated establishment’s attempts to dismiss her as hysterical and fragile
CDC Recommends Pfizer's Covid-19 Vaccine for Children Ages 5 to 11
About 28 million kids are immediately eligible for the safe and effective lower-dose vaccine
FDA Authorizes Pfizer's Covid-19 Vaccine for Kids 5 to 11
The lower-dose vaccine could be administered as soon as this Wednesday, pending CDC approval
The CDC Adds Mental Health Conditions to High-Risk Covid-19 List
The addition of mood disorders expands the list of Americans eligible for booster shots by millions
Could Skin Patches Be the Future of Covid Vaccines?
The device might survive longer storage times and pose a better option for people afraid of needles
Mixing and Matching Covid-19 Vaccines Could Impact Immunity
Because public health officials aren’t recommending one booster shot over another, individuals are left to make a choice based on personal factors
FDA Panel Recommends Pfizer Vaccine for Children 5 to 11
The lower-dose vaccine was deemed safe and highly effective at preventing symptomatic Covid-19 infections in young children
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