Diseases(Page 12)

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

Latest in Diseases

people wearing masks walking down a street

Most states will open vaccinations to all adults by mid-April

Person in white jacket wearing a red HIV/AIDS ribbon.

An HIV vaccine could arrive sooner than we thought—using Moderna’s mRNA tech

Two adults and a child walk wearing masks.

The majority of US COVID-19 cases now trace back to the UK variant

Doctor examines MRI brain scans.

COVID-19 survivors may have higher risk of anxiety, depression, and neurological disorders

The next pandemic could be lurking anywhere. Can this wildlife-tracking app help prevent it?

By Brian Barth, Flávia Milhorance

University students walk on campus in masks.

COVID’s fourth wave is on the way—and younger people could be most at risk

Traveler sits on suitcase in airport.

Fully vaccinated people can safely travel, the CDC says

A phone with the New York COVID vaccine site on it

How to protect your privacy while signing up for a COVID-19 vaccine online

Vaccine vials in a lab

What went wrong with AstraZeneca’s COVID vaccine data?

Older man wearing a medical mask

Is it okay to mix and match COVID-19 vaccines? We’ll know soon enough.

Healthcare worker speaks with patient.

Getting COVID after vaccination is really rare—and likely to be more mild

Three donuts on a checkered tablecloth

Plant-based diets aren’t always healthy

By Kendra Pierre-Louis

Young person receiving vaccine from healthcare worker while wearing a mask.

COVID-19 vaccines are working in the real world

By Sara Chodosh

A COVID-19 rapid antigen test kit being ripped open

Access to at-home COVID-19 tests will soon become way easier

By Tyler Santora

White-tailed deer fawn standing in grass

White-tailed deer test positive for COVID-19 in lab studies

By Dave Hurteau/Field & Stream

These states are on the cusp of another COVID-19 surge

By Erin Fennessy

Countries resume use of the AstraZeneca vaccine after new data shows it’s safe

people eating drinking at a restaurant

Why people cared less about catching COVID when it mattered most

By Erin Fennessy

A DACA supporter holds up a sign saying, "Our dreamers are the future of our nation"

Dreamers have been leading America’s pandemic response, despite their own shaky future

By Lourdes Medrano/Undark

Why prisoners are at higher risk for the coronavirus: 5 questions answered

By Martha Hurley/The Conversation

A bad diet really can raise your risk of cancer. Here’s how.

A bad diet really can raise your risk of cancer. Here’s how.

By Sara Chodosh

Here’s what the science says about talc and ovarian cancer

Here’s what the science says about talc and ovarian cancer

By Sara Chodosh

Why Antioxidants Might Actually Make Your Cancer Worse

Why Antioxidants Might Actually Make Your Cancer Worse

By Victoria Sanz-Moreno, King's College London

salmon healthy food

5 heart-healthy foods—and 2 to absolutely avoid

By Sara Chodosh

covid-19 vaccine

Native American communities take the lead on vaccinations after facing staggering rates of COVID-19

newborn baby with its parent

We now know babies can be born with COVID-19 antibodies

Vaccine shot vials on pink background.

Vaccines may help alleviate symptoms for people with long-COVID

By Sara Kiley Watson

doctor putting bandaid on arm after person gets a vaccine

COVID vaccine hesitancy is showing up in unexpected places

By Philip Kiefer

Tourist in surgical mask in front of the Eiffel Tower

COVID-19 ‘vaccine passports’ could set a troubling precedent

By Yara M. Asi/The Conversation

A calendar with the page for March 2021 displayed and a red circle around Thursday the 11th sits next to an N95 mask on a blue background surrounded by red illustrations of the coronavirus.

What the first year of COVID tells us about the next

By Popular Science Team

a person wearing a backpack and holding textbooks against a blue background with several red coronavirus illustrations

Where are we most likely to catch COVID-19?

By Betsy Ladyzhets

Two Black women with curly hair hug against a blue background featuring red coronavirus illustrations

Can we ever hug again?

By Leigh Cowart

Washington Memorial at night with rows of lights along a pool

12 months of pandemic life in 12 photographs

By Purbita Saha

Line graphs in blue, pink, and green for mask, mask mandate, and kn95 masks

A year of pandemic life, as told by the things we Googled

By Philip Kiefer

a person wearing a mask

Long-term COVID-19 symptoms are even more common than we thought

By Sara Kiley Watson

a person getting the COVID vaccine

You’re vaccinated. Now what?

4 benefits of eating mushrooms

4 benefits of eating mushrooms

By Sara Chodosh

COVID-19 vaccines

Returning to normal life is going to be a slow and steady process

social distancing

Animals are better at social distancing than we’ll ever be

By Ellie Shechet

Masks, well-ventilated classrooms, and other precautions are key to reopening schools

someone getting a covid-19 vaccine ready

What you can and can’t do after getting a COVID-19 vaccine

By Claire Maldarelli

sika deer in nara park, japan

How the pandemic has helped and hurt animals around the world

White bowls of white sugar, brown sugar, cane sugar, and unrefined sugar

High-fructose corn syrup vs. sugar: Which is actually worse?

By Sara Chodosh

a person getting the COVID-19 vaccine

The FDA just authorized Johnson & Johnson’s single-shot COVID-19 vaccine

By Claire Maldarelli

covid-19 vaccine

Johnson & Johnson’s COVID-19 vaccine just passed the FDA’s final test

By Philip Kiefer

Woman wearing mask in doctor's office after receiving COVID-19 vaccine.

Gyms are still hot spots for spreading COVID-19

By Sara Kiley Watson

Yellow can of Lysol disinfectant spray

Why are we still disinfecting surfaces to stop COVID-19?

By Hassan Vally/The Conversation

sick little boy with thermometer in his mouth

The surprising ways your immune system adapts to the flu virus you got as a kid

By Philip Kiefer

a person who is pregnant

What pregnant, breastfeeding, and prospective parents should know about the COVID-19 vaccines

COVID-19 vaccine vials

Why COVID cases are falling around the world

pfizer biontech covid vaccine

Storing the Pfizer vaccine could get a lot simpler in coming weeks

By Philip Kiefer

someone getting a COVID-19 vaccine with a mask on.

Ramping up COVID-19 vaccine production is harder than it seems

Doctor administering COVID-19 vaccine to masked patient in medical office.

COVID-19 is shortening US life expectancy—especially for people of color

By Sara Kiley Watson

Prison cell with a sink and toilet behind bars

Solitary confinement can’t stop COVID-19 from spreading through prisons

By Robin Blades/Undark

vials of covid-19 vaccines

We’ve barely made a dent in vaccinating the world against COVID-19

a vial of the Pfizer COVID-19 vaccine

Facing COVID-19 variants, vaccine makers are weighing how to tweak their designs

Bearded man wearing a surgical mask on the street

5 must-know tips for safely wearing a mask over facial hair

By Sandra Gutierrez G.

Masha Krasnova-Shavaeva illustration

Neanderthal genes are still helping humans today

By Claire Maldarelli

young girl wearing covid-19 mask

The CDC says COVID-19 is no match for two masks

By Sara Chodosh

mardi gras decorations in new orleans

Can Louisiana’s COVID surge trace back to one Mardi Gras reveler?

By Philip Kiefer

A man in a gray t-shirt removing or putting on a surgical face mask by only touching the ear loops.

Why you shouldn’t ever wear your mask around your neck

By Erin Fennessy

Couple drinking milkshakes with COVID-19 face masks on.

How to celebrate Valentine’s Day in a pandemic

By Sara Kiley Watson

A Black middle-aged individual talking on a smartphone in a cafe

One big hiccup in US efforts to distribute COVID-19 vaccines? Poor internet access.

By Tamra Burns Loeb, Et Al./The Conversation

Person receiving a shot from a healthcare worker.

How to prepare for getting the COVID-19 vaccine

By Tyler Santora