Disease and Illnesses

New research suggests the intrepid adventurer's persistent health problems stemmed from beriberi, a disease linked to vitamin B-1 deficiency.

What Mysterious Illness Plagued Polar Explorer Ernest Shackleton?

The Antarctic adventurer was initially diagnosed with scurvy, but new research suggests he actually suffered from beriberi

At the end of April, the CDC released guidance that said fully vaccinated people could safely go outdoors without wearing masks; the new guidance expands on that to include most indoor activities.

New CDC Covid-19 Guidance Says Fully Vaccinated People Can Safely Go Maskless

In healthcare settings, mass transit, and where local laws require it, people should continue to wear masks

A 16-year-old gets her Pfizer-BioNTech Covid-19 vaccine from a nurse in Anaheim, California, after use for people 16 and older was approved in April.

First Covid-19 Vaccine Authorized for Kids Ages 12 to 15

Officials and parents hope to vaccinate young teens against the coronavirus in time for summer recreation and school in the fall

Remains of individuals unearthed at the site of the former Hospital of St. John the Evangelist in Cambridge

Medieval Britain's Cancer Rates Were Ten Times Higher Than Previously Thought

A new analysis of 143 skeletons suggests the disease was more common than previously estimated, though still much rarer than today

Some facets of the 1918 influenza pandemic echo today's crisis: There were mask mandates, campaigns against spitting and pleas for people to cover their mouths, and more than half a million Americans died. The decade that followed the pandemic, however, was marked by social change and economic prosperity—for some.

What Caused the Roaring Twenties? Not the End of a Pandemic (Probably)

As the U.S. anticipates a vaccinated summer, historians say measuring the impact of the 1918 influenza on the uproarious decade that followed is tricky

The majority of documented Covid-19 transmission has taken place indoors, with less than ten percent occurring outdoors, per the Associated Press.

CDC Eases Outdoor Mask-Wearing Guidelines for Small Groups

More than 90 percent of documented Covid-19 cases are sparked by transmission indoors

The Anopheles stephensi mosquito is a carrier of the malaria parasite, and can infect people with the parasite when it bites them

New Malaria Vaccine Trial Reports 77 Percent Efficacy Rate

The promising results were announced following a second phase vaccine trial that included 450 children between five and 17 months old

Grasses and coastal scrub photographed at Salt Point State Park in Northern California. This park is one of several coastal areas researchers surveyed as part of a new study of disease-carrying ticks.

California Study Finds Lyme Disease-Carrying Ticks by the Beach

Researchers found as many ticks carrying the bacterium that causes Lyme disease in coastal areas as they did in woodlands

Countries all over the world have made wastewater analysis a standard public health measure, and the U.S. lags behind many of them.

Sewage Has Stories to Tell. Why Won't the U.S. Listen?

Sewage epidemiology has been used in other countries for decades, but not here. Will Covid change that?

Surgeon Ala Stanford takes a pause from testing while standing near one of her group's signs in North Philadelphia.

Meet the Black Physicians Bringing Covid Vaccines to Hard-Hit Philadelphia Communities

The Black Doctors Covid-19 Consortium is leveraging their medical expertise and connections to provide testing and vaccines where measures are most needed

An illustration of antibodies responding to an infection by SARS-CoV-2, the virus that causes Covid-19

The Next Step in Covid-19 Vaccines May Be Through the Nose

Intranasal vaccines may help prevent transmission and hinder the evolution of new viral variants

The National Museum of Natural History’s 146 million objects and specimens are studied by researchers worldwide who are looking to understand all aspects of the natural world.

How Museum Collections Advance Knowledge of Human Health

Surprisingly, mosquitoes, leeches, parasites, birds and minerals can be important sources for research to fight cancer and prevent disease

Microscope image of an isolate from the first U.S. case of Covid-19. Viral particles are visible in blue.

WHO Releases Results of First Investigation Into the Origin of Covid-19

The virus was most likely first spread from a wild animal, possibly bats, to an unknown intermediate animal, possibly farm animals, and then to humans

Clothing and soft furnishings were cleaned with machines that used high-pressure steam and formaldehyde to kill germs and vermin.

This London Building Tells the Story of a Century's Worth of Disease and Epidemics

In the borough of Hackney, a 'disinfecting station' ostensibly kept the public safe from the spread of infectious illness

The new study compared 1,131 children between 12 and 15 years old who received two doses of the Pfizer-BioNTech vaccine, and 1,129 who received two doses of a placebo.

Pfizer-BioNTech Vaccine Is Highly Effective at Preventing Covid-19 Infections in Adolescents

In a study of 2,260 children age 12 to 15, no vaccinated kids contracted the virus

The Archive of Healing lists traditional remedies, procedures and practices from all seven continents.

How a New Digital Archive Preserves—and Protects—Indigenous Folk Medicine

UCLA's database features hundreds of thousands of entries detailing traditional healing practices

Bears with intensifying symptoms either die or are require euthanasia. Those that survive require lifetime treatments and can't return to the wild.

A Puzzling Brain Disease Is Killing Black Bears in the Western United States

Some animals showing signs of a neurological disorder had brain inflammation, but the cause is still unknown

The genetic lineage of the plague that hit London in 1348 gave Green a data point to track the disease back to its origin.

Did the Black Death Rampage Across the World a Century Earlier Than Previously Thought?

Scholar Monica Green combined the science of genetics with the study of old texts to reach a new hypothesis about the plague

An undated view of the Seven Hills of Bonn by Josephine Butler, who campaigned for sex workers' rights and pushed Parliament to raise the age of consent

Pioneering Victorian Suffragist's Unseen Watercolor Paintings Are Up for Sale

Seven landscape scenes by 19th-century British social reformer Josephine Butler are headed to the auction block

The stories of children who participated in polio vaccine tests became a constant in media coverage, appearing alongside warnings and debates.

The Press Made the Polio Vaccine Trials Into a Public Spectacle

As a medical breakthrough unfolded in the early 1950s, newspapers filled pages with debates over vaccine science and anecdotes about kids receiving shots

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