menu_open Columnists
Leana S. Wen

Leana S. Wen

Washington Post

We use cookies to provide some features and experiences in QOSHE

More information  .  Close

Why are ultra-processed foods so bad? Answering your questions.

Why are ultra-processed foods so bad? Answering your questions.
yesterday 1

Washington Post

Leana S. Wen

A new way of identifying ultra-processed food can clarify food choices

A new way of identifying ultra-processed food can clarify food choices
10.03.2026 6

Washington Post

Leana S. Wen

Why it matters that the government is messing with health databases

05.03.2026 2

Washington Post

Leana S. Wen

The CDC is in chaos. But here’s where it’s devastating.

The CDC is in chaos. But here’s where it’s devastating.
03.03.2026 5

Washington Post

Leana S. Wen

Answering your questions about aluminum in vaccines

26.02.2026 9

Washington Post

Leana S. Wen

RFK Jr.’s latest lies about vaccines could have major consequences

24.02.2026 10

Washington Post

Leana S. Wen

The case for more personalized breast cancer screening

20.02.2026 4

Washington Post

Leana S. Wen

Drink coffee to prevent dementia? It’s not so far-fetched.

17.02.2026 250

Washington Post

Leana S. Wen

Where to find evidence-based adult vaccine recommendations

15.02.2026 150

Washington Post

Leana S. Wen

We may be doing breast cancer screening all wrong

10.02.2026 40

Washington Post

Leana S. Wen

The alarming trend of psychedelic microdosing

06.02.2026 20

Washington Post

Leana S. Wen

RFK Jr.’s attacks on vaccines just hit a wall of pediatricians

04.02.2026 80

Washington Post

Leana S. Wen

How to stay physically active in frigid weather

31.01.2026 4

Washington Post

Leana S. Wen

Not all ‘magic mushrooms’ are the same. Some can kill you.

27.01.2026 20

Washington Post

Leana S. Wen

What to ask yourself if you think you may be drinking too much

23.01.2026 6

Washington Post

Leana S. Wen

Too much alcohol is clearly bad for you. What about moderate drinking?

21.01.2026 30

Washington Post

Leana S. Wen

Answering your questions about this season’s respiratory viruses

16.01.2026 20

Washington Post

Leana S. Wen

Don’t follow Trump’s example on aspirin

14.01.2026 10

Washington Post

Leana S. Wen

The medical marijuana debate: Believe science or patients?

10.01.2026 20

Washington Post

Leana S. Wen

10 health stories that could define 2026

07.01.2026 10

Washington Post

Leana S. Wen

The CDC quietly recommends a second covid booster for vulnerable adults

31.12.2025 10

Washington Post

Leana S. Wen

‘Medical marijuana’ may be causing more harm than good

24.12.2025 30

Washington Post

Leana S. Wen

Good news! Women can now test themselves for cervical cancer.

19.12.2025 4

Washington Post

Leana S. Wen

GLP-1s can’t cure everything after all

17.12.2025 20

Washington Post

Leana S. Wen

What RFK Jr.’s vaccine advisers revealed about their views

12.12.2025 90

Washington Post

Leana S. Wen

The CDC’s change to hepatitis B vaccination is even worse than it seems

06.12.2025 8

Washington Post

Leana S. Wen

Hypertension treatment wasn’t working. New changes could help.

05.12.2025 10

Washington Post

Leana S. Wen

Can GLP-1s address infertility? Answering your questions about the drugs.

21.11.2025 5

Washington Post

Leana S. Wen

The FDA finally corrects its error on menopause hormone therapy

19.11.2025 8

Washington Post

Leana S. Wen

Five key questions about GLP-1 weight loss medicines

14.11.2025 6

Washington Post

Leana S. Wen

The ever-expanding benefits of GLP-1s warrant closer scrutiny

12.11.2025 20

Washington Post

Leana S. Wen

How long does covid booster protection last? A new study offers answers.

07.11.2025 5

Washington Post

Leana S. Wen

Tylenol in pregnancy is not the problem. This drug is.

05.11.2025 6

Washington Post

Leana S. Wen

The unexpected benefits of moving to a long-term care facility

31.10.2025 3

Washington Post

Leana S. Wen

Vaccine mistrust is hurting people. Two pilots decided to act.

29.10.2025 5

Washington Post

Leana S. Wen

Answering your questions about using AI as a health care guide

24.10.2025 7

Washington Post

Leana S. Wen

Utah Valley University faced a choice after Charlie Kirk’s killing

22.10.2025 8

Washington Post

Leana S. Wen

Want to get this year’s shot for covid? Here’s what you should know.

17.10.2025 5

Washington Post

Leana S. Wen

The new Dr. Google is in. Here’s how to use it.

15.10.2025 6

Washington Post

Leana S. Wen

Thinking of skipping your flu shot? Here’s why you should reconsider.

10.10.2025 6

Washington Post

Leana S. Wen

AI might be our best hope to fix health care

08.10.2025 10

Washington Post

Leana S. Wen

Am I taking Tylenol safely? Answering your questions about the drug.

03.10.2025 3

Washington Post

Leana S. Wen

The real problem with Tylenol (it’s not autism)

01.10.2025 9

Washington Post

Leana S. Wen

Five troubling themes that show where CDC vaccine policy is headed

26.09.2025 10

Washington Post

Leana S. Wen

RFK Jr.’s dismantling of the vaccine schedule has only just begun

20.09.2025 6

Washington Post

Leana S. Wen

Former CDC officials foreshadow how RFK Jr. is coming after vaccines

19.09.2025 5

Washington Post

Leana S. Wen

Anyone who bought RFK Jr.’s hype should read this report

13.09.2025 40

Washington Post

Leana S. Wen

Your guide on how to access coronavirus vaccines in your state

12.09.2025 8

Washington Post

Leana S. Wen

How states can protect vaccines from RFK Jr.

09.09.2025 7

Washington Post

Leana S. Wen

The updated covid shot may be hard to get. Here’s why.

05.09.2025 10

Washington Post

Leana S. Wen