Diseases (Page 9)

Groundbreaking research on COVID-19, cancer, diabetes, and other health concerns.

Latest in Diseases

Bits of marijuana lay on a table on top of a doctor's prescription pad.

No, smoking weed will not protect you against COVID-19

N95 respirators

The ultimate guide to reusing and buying N95 masks

By Sandra Gutierrez G.

This Roundup ingredient is riddled with controversy—here’s why

This Roundup ingredient is riddled with controversy—here’s why

By Isobel Whitcomb

the novel coronavirus

The ‘Deltacron’ COVID variant almost certainly doesn’t exist

Razer Zephyr review: A mask out of time

By Mike Epstein

COVID rapid antigen tests for Omicron detection lined up like dominoes

Why at-home antigen tests might be missing early cases of Omicron

By Philip Kiefer

Woman with tissue sneezing

Hearing people talk about ‘flurona?’ Here’s the deal.

A woman gives a COVID-19 vaccine shot to a young person while both wear masks

The FDA just announced new booster guidelines for kids ages 12 to 15

A nurse in a mask and gown writes in a medical chart in front of a patient in a hospital bed.

Here’s more evidence that vaccines help against Omicron

By Philip Kiefer

How does BMI change your COVID-19 risk? The answer reveals how little we know about body fat and health.

How does BMI change your COVID-19 risk? The answer reveals how little we know about body fat and health.

By Isobel Whitcomb

E. coli bacteria on a green background to show germ theory vs. terrain theory

This pseudoscience movement wants to wipe germs from existence

By Isobel Whitcomb

female doctor in protective clothing prepares test tubes for covid

Why it’s so hard to make quick, accurate estimates on new COVID variants

By Philip Kiefer

What to do if you test positive for COVID, were exposed, or have symptoms

What to do if you test positive for COVID, were exposed, or have symptoms

By Philip Kiefer

A doctor in a protective suit taking a nasal swab from a person to test for possible coronavirus infection

Omicron isn’t overtaking Delta as quickly as the CDC thought—and that’s bad news

Why the CDC just shortened COVID quarantines to 5 days for asymptomatic cases

Why the CDC just shortened COVID quarantines to 5 days for asymptomatic cases

New study finds booster protection against Omicron drops at 10 weeks

New study finds booster protection against Omicron drops at 10 weeks

a woman in a purple coat and a red hat looks at a shop covered in christmas lights

What the Omicron surge means for your holiday travel

By Rachel Feltman

a COVID-19 at-home test

Which at-home COVID-19 test should you buy?

By Marion Renault

A gloved hand holds a vial of COVID vaccine.

Why the CDC now recommends mRNA COVID vaccines over J&J’s

Aging walls of an old Alcoa aluminum plant on concrete polluted ground

A North Carolina town struggles under the toxic shadow of the company that built it

By Emily Cataneo/Undark

The CDC is urging pregnant people to get COVID-19 vaccines. Here’s how we know it’s safe.

The CDC is urging pregnant people to get COVID-19 vaccines. Here’s how we know it’s safe.

By Kate Baggaley

Three nicotine plants with flowers in a sunny field.

This new COVID vaccine uses plants as factories for viral proteins

By Philip Kiefer

A plastic plate with differently colored wells, being held up to a light by gloved hands.

Researchers are racing to figure out if Omicron can beat our vaccines

By Philip Kiefer

COVID-19 can attack fat cells, but it’s still not clear what that means

COVID-19 can attack fat cells, but it’s still not clear what that means

A pile of wet surgical masks that still protect from COVID

Your damp or sweaty mask still works fine

By Elana Spivack

the novel coronavirus

Omicron may not be more dangerous than other variants, early hospital report suggests

Spiky cactus and SARS-CoV-2 viral particles on a pale yellow background to represent COVID vaccines and infertility misinformation

These urologists are setting the record straight about penises and COVID

By Hallie Lieberman

Flight bans won’t stop Omicron

Flight bans won’t stop Omicron

By Philip Kiefer

astrazeneca covid-19 vaccine vials

New information may explain why the AstraZeneca COVID vaccine caused blood clots

Omicron isn’t going away. Here’s how to protect yourself from the latest COVID variant.

Omicron isn’t going away. Here’s how to protect yourself from the latest COVID variant.

By Philip Kiefer

A frustrated blonde woman with fogged glasses while wearing a black face mask.

5 ways to keep your glasses from fogging up with a mask

By Sandra Gutierrez G.

planets lined up over an art illustration

Death ‘by planet’ was surprisingly common in the 1600s

By Popular Science Team

You can get a COVID booster shot. Here’s what else you need to know.

You can get a COVID booster shot. Here’s what else you need to know.

By Philip Kiefer

A gloved hand drawing a vaccine.

Which COVID-19 booster should I get?

By Philip Kiefer

Yellow soft vitamin d supplements and pills for potential covid-19 protection

How much does vitamin D protect us from diseases like COVID?

A sun rising over a mountain in Spain.

How to tell when the COVID pandemic is nearing its end

By Philip Kiefer

Three white and pink Pfizer COVID antiviral pills in plastic packaging.

You might not be ‘fully vaccinated’ soon

By Elana Spivack

A blonde child running with open arms toward an elderly woman who is ready to hug him, in a room decorated for the holidays with a lot of food on the table.

When to get your kids vaccinated in time for the holidays

By Jean Levasseur

Person with luggage traveling through airport during COVID-19 pandemic

There’s a second case of monkeypox in the US this year—but don’t freak out

For the second time ever, someone was spontaneously cured of HIV

For the second time ever, someone was spontaneously cured of HIV

By Kate Baggaley

A deer looks down a snowy trail at two women walking.

The animal kingdom is full of coronaviruses. Here’s what that means for COVID’s future.

By Philip Kiefer

23andMe can now test for BRCA mutations. Here’s what you need to know.

23andMe can now test for BRCA mutations. Here’s what you need to know.

By Sara Chodosh

A woman in white and a child wearing a pink shirt and brown pants lying on a white bed, talking.

How to talk with your kids about the COVID vaccine

By Jean Levasseur

Person with luggage traveling through airport during COVID-19 pandemic

Some people have a gene that could make COVID far more deadly

By Margo Milanowski

a disposable face mask in a pile of wet fall leaves

Humans created an extra 8 million tons of plastic waste during the pandemic

By Kate Baggaley

FCC broadband map

As more people work from home, internet speed requirements have become a critical issue

By Stan Horaczek

How dangerous is myocarditis? The truth about the scary-sounding condition.

By Philip Kiefer

HPV vaccination in the UK has prevented thousands of cases of cervical cancer

HPV vaccination in the UK has prevented thousands of cases of cervical cancer

Wild deer are giving each other COVID—a lot

Wild deer are giving each other COVID—a lot

There’s a new Delta variant. Here’s why you shouldn’t panic.

There’s a new Delta variant. Here’s why you shouldn’t panic.

A boy gets a vaccine while sitting on his mom's lap.

Why are kids’ immune systems different from adults’?

By Philip Kiefer

a young woman with short, bright red hair and dark skin smiles against the background of a plain blue wall

Worried about COVID vaccine side effects? Try this simple trick.

By Robin Blades

Lego construction of house on fire meme

Can I offer you a nice meme in these trying times?

By Charlotte Hu

A gloved hand holds a vial of COVID vaccine.

Mixing and matching COVID-19 vaccines could provide superior immunity

By Kate Baggaley

The FDA just authorized boosters for Moderna and J&J—here’s what you need to know

The FDA just authorized boosters for Moderna and J&J—here’s what you need to know

Are US booster shots sapping the world’s vaccine supply?

Are US booster shots sapping the world’s vaccine supply?

By Betsy Ladyzhets

A zookeeper wearing a mask vaccinates an orangutan through a grille.

Zoo animals are getting COVID vaccines made specially for them

By Philip Kiefer

Is it safe to travel for the holidays this year? Here’s the CDC’s advice.

By Margo Milanowski

Millions of people are vaccinated—less than 8,000 of them have died from the virus

Millions of people are vaccinated—less than 8,000 of them have died from the virus

By Sara Kiley Watson

Three syringes and ampules.

What the COVID-19 vaccine booster data still can’t tell us

By Philip Kiefer

FDA expert panel recommends all J&J vaccine recipients get a booster

FDA expert panel recommends all J&J vaccine recipients get a booster

By Claire Maldarelli

A clinician readies a vaccine for injection.

The FDA advisory panel recommends Moderna boosters for certain at-risk groups

By Claire Maldarelli

women in hospital bed

Mixing boosters, tuberculosis rising, and other COVID news you missed this week

By Margo Milanowski

DIY face mask final folding

How to make face masks for kids and adults—no sewing machine required

By Alden Wicker