Health & Medicine

A father and his daughter engage in a video chat with their doctor.

Covid-19

Should Parents Test for Covid if Their Kid Might Just Have a Cold?

Experts weigh in on when students with runny noses, fevers, and coughs should be quarantined and checked

A woman with anorexia gets ready to weigh herself.

Covid-19

How Patients With Eating Disorders Have Been Affected by the Pandemic

A recent study suggests that worries related to Covid-19 may exacerbate conditions including anorexia and binge eating

School children are spaced apart in one of the rooms used for lunch at Woodland Elementary School in Milford, Massachusetts on Sept. 11, 2020.

Covid-19

Exactly How Far Should You Distance From Others to Avoid Covid-19?

The CDC recommends 6 feet or more, the WHO about half that distance, but experts say the science is far from settled

Some Covid-19 patients are reporting that foods including coffee, chocolate and red wine smell awful.

Why Covid-19 Patients Are Suffering From Distorted and Phantom Smells

An increasing number of patients are reporting awful scents that aren’t present

Are there other imaging agents hiding in plain sight?

Innovation for Good

Could Tattoo Ink Be Used to Detect Cancer?

A new study on medical imaging agents shows common pigments and dyes could help with early diagnosis

Teaching computers to assess the emotional tone of a piece of writing—a task called sentiment analysis—is becoming more widely used as researchers, companies and even mental health professionals delve into people’s social media musings for insights.

How Algorithms Discern Our Mood From What We Write Online

While sentiment analysis is far from perfect, it distills meaning from huge amounts of data—and could one day even monitor mental health

3D-printed masks made for a New Hampshire hospital amid PPE shortages in March.

Covid-19

Covid-19 Has Designers Reimagining Personal Protective Equipment

The global pandemic has led to a surge in demand for PPE. Inventors have responded—with mixed results.

A doctor checks the temperature of a child at a mobile clinic.

Covid-19

What Happens When Children's Covid-19 Symptoms Won't Go Away

Some parents say their kids have been sick for months, and experts aren't sure what's going on

A speech therapist forms an L during a stuttering therapy.

What Neuroscientists Are Discovering About Stuttering

After centuries of misunderstanding, researchers are tying the condition to genes and brain alterations.

A man who recovered from COVID-19 donates plasma in Bogota, Colombia.

Covid-19

The Peculiar 100-Plus-Year History of Convalescent Plasma

Blood has been considered a viable treatment for infectious disease for over a century, but it has rarely proven to be the best solution.

The formation of a blood clot

Covid-19

Why Blood Clots Are a Major Problem in Severe Covid-19

Out-of-control clotting can endanger some patients even after the virus has gone. Researchers are trying to understand the problem and how to treat it.

Cars line up at a drive-in coronavirus testing site in Miami Gardens, Florida, in late June. Testing in many states has been hampered by bottlenecks and long delays, problems that could be eased by the rapid, simple tests scientists are now developing.

Covid-19

Scientists Are Racing to Develop Paper-Based Tests for Covid-19

Inexpensive—and potentially at-home—tools could take only minutes to tell if someone is infected

A young boy in Benin, in West Africa, receives a bed net designed to help prevent malaria.

Covid-19

How Covid-19’s Spread Could Drive an Increase in Malaria Deaths

Health professionals worry the pandemic could stress resources and lead to misdiagnosis in Africa

Riker Laboratories advertised its new device for treating asthma in 1957—two years after a teenager’s truly inspiring suggestion.

The History of the Asthma Inhaler

How a brilliant quip led to a treatment that helps millions every minute

Concert attendees cheer at an event in Porto, Portugal, on August 15, 2020.

Covid-19

What Super-Spreading Events Teach Us About Protecting Ourselves From COVID-19

Scientists are increasingly finding that a small number of people may be the source of many cases

Allied freighters ablaze in the harbor of Bari, Italy, after the German attack.

How a Chemical Weapons Disaster in WWII Led to a U.S. Cover-Up—and a New Cancer Treatment

The physician who led the investigation into a deadly explosion in Italy found the truth, and some hope

A customer talks to a waiter in a mask while eating his meal at a table divided with transparent panels in Bangalore, India.

Covid-19

What Scientists Know About Airborne Transmission of the New Coronavirus

Aerosol experts, from engineers to doctors, weigh in on the ability of tiny droplets to transmit the virus that causes COVID-19

Jewish doctors give medical examinations in the Warsaw Ghetto

Covid-19

How a Public Health Campaign in the Warsaw Ghetto Stemmed the Spread of Typhus

A new study shows how life-saving efforts by Jewish doctors helped curb an epidemic during World War II

Even though social insects tend to live in super-tight quarters, colonies of such species are somehow able to limit the spread of contagions.

Covid-19

In Social Insects, Researchers Find Clues for Battling Pandemics

Studying the ability of some ants, termites, bees and wasps to contain pathogens may help human societies control diseases of their own

A boy has his temperature checked as he receives a free COVID-19 test in Los Angeles.

Covid-19

What Scientists Know About How Children Spread COVID-19

As communities struggle with the decision over whether to open up schools, the research so far offers unsatisfying answers

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