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The Longevity Files

Sophia Deahl, MS, RD, IFMCP, Dagmara Beine
Tens of paid subscribers

Longevity without the hype or extremes. I’m an RD turning longevity science into realistic daily strategies, backed by science & actionable for daily life. Helping you make longevity a lifestyle (that you enjoy & can sustain through every season of life)

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Substack
PricingFreemiumPublishesWeekly
Issues56Founded2 years agoLast Issue6 days ago
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Latest Issues

The 5 Foundations of a Healthy Brain

When people think about longevity, they think about living longer. That’s how the media covers it.

The media focuses on hitting 100, and is mostly silent on what it takes to get there with your health intact.

The version of longevity I ca...

6 days ago
6

Your Gut Is Talking. Are you Listening?

If you’ve been dealing with ongoing gut symptoms, you’re not the only one.

Bloating, irregularity, that “why does this keep happening?” feeling after meals — it’s incredibly common, and it can wear on how you feel day to day.

But here’s...

12 days ago
7
3

Be the CEO of your Health - Featuring Dagmara Beine

If this is your first time here — welcome! The Longevity Files is where we cut through the noise on what actually matters for aging well.

Make sure to subscribe below so you don’t miss what’s coming this fall!

→ Subscribe to The Longevit...

16 days ago
21

The Longevity Diet Secret Hiding in Plain Sight

Mediterranean, MIND, DASH, keto, Blue Zones. Which diet is the best? Here is what the science actually supports.

Longevity isn’t just about living longer, it’s also about enjoying your life and spending more years in better health.

19 days ago
12
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The Labs Worth Running for Longevity

The labs to request from your doctor for healthy aging (+ the lab ranges for optimal health).

Two weeks ago we explored the definition of longevity, and how it is the pursuit of living a long, healthy life.

a month ago
2
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Authors

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  • Sophia Deahl, MS, RD, IFMCP

    Helping you age well, prevent chronic disease, hike into your 80s, keep up with your grandkids, and feel your best along the way — through nutrition and longevity science that fits into an actual life.

  • Dagmara Beine

    PA-C, PhD. ER + integrative medicine. Helping you decode labs, understand root causes, and confidently advocate for your health. Writing about women's health, grief, cancer, and the truth about healing.

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