Data for Health | Jenn Dowd, PhD | Substack

It’s not too late to get your flu shot

…even if you already had the flu.

Jan 7 • Jenn Dowd, PhD

Does adolescence really last until age 32?

Those “turning points” in brain aging aren’t quite what you think

Dec 23, 2025 • Jenn Dowd, PhD

More Good News on the Shingles Vaccine and Dementia

Two new studies add more evidence of a protective effect

Dec 10, 2025 • Jenn Dowd, PhD

Coughing So Hard You Vomit: Whooping Cough Is No Joke

A third baby has died in Kentucky...parents & grandparents, check your Tdap status!

Dec 2, 2025 • Jenn Dowd, PhD

Are cancer rates really increasing in young people?

Thankfully, the news is better than it sounds

Nov 26, 2025 • Jenn Dowd, PhD

Most Popular

There Were Still Old People When Life Expectancy Was 35.

Jun 16, 2025 • Jenn Dowd, PhD

Can the Shingles Vaccine Prevent Dementia?

Apr 8, 2025 • Jenn Dowd, PhD

When “Stuff Happens” After Vaccination

Sep 18, 2025 • Jenn Dowd, PhD

How many people died of COVID?

Sep 9, 2025 • Jenn Dowd, PhD

Data for Health

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