Longevity

Fatloss

Walking After Eating: Why a 15-Minute Walk Beats the Couch

Sep 10, 2026

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2 min read

Walking After Eating: Why a 15-Minute Walk Beats the Couch

What a short walk does to your blood sugar, how long it takes, and why dinner is the meal that matters most.

Jason from Dad OS

Fatloss

How Many Steps a Day to Lose Weight After 40?

Sep 10, 2026

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2 min read

How Many Steps a Day to Lose Weight After 40?

The number that works, what each 1,000 steps is worth, and where a busy dad finds them.

Jason from Dad OS

Fatloss

Waist-to-Height Ratio for Men: The Number That Beats the Scale

Sep 10, 2026

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2 min read

Waist-to-Height Ratio for Men: The Number That Beats the Scale

Keep your waist under half your height. Here's the chart, how to measure it, and what to do if you're over.

Jason from Dad OS

Nutrition

The 3 PM crash isn’t a sleep problem. It’s a waist problem.

Jun 30, 2026

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1 min read

The 3 PM crash isn’t a sleep problem. It’s a waist problem.

That afternoon wall isn’t about last night’s sleep. It’s about blood sugar and belly fat.

Jason from Dad OS

Nutrition

Stressed about money? Your cortisol is the real debt.

Apr 21, 2026

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2 min read

Stressed about money? Your cortisol is the real debt.

Financial stress triggers the same hormonal cascade as physical danger — 3 moves to break the cycle.

Jason from Dad OS

Supplements

The supplement 73% of men over 40 are missing

Apr 14, 2026

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4 min read

The supplement 73% of men over 40 are missing

One cheap, well-studied supplement most guys skip — and how to know if you’re deficient.

Jason from Dad OS

Longevity

Your battery died over winter. Here’s how to recharge it in 7 days.

Mar 24, 2026

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2 min read

Your battery died over winter. Here’s how to recharge it in 7 days.

A 7-day spring energy reset: morning light, protein timing, and one evening swap.

Jason from Dad OS

Longevity

The one number that predicts how long you'll live (it's not your weight)

Mar 18, 2026

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2 min read

The one number that predicts how long you'll live (it's not your weight)

Your grip is telling you something. Are you listening?

Jason from Dad OS

Longevity

Walking After Eating: Why a 15-Minute Walk Beats the Couch

How Many Steps a Day to Lose Weight After 40?

Waist-to-Height Ratio for Men: The Number That Beats the Scale

The 3 PM crash isn’t a sleep problem. It’s a waist problem.

Stressed about money? Your cortisol is the real debt.

The supplement 73% of men over 40 are missing

Your battery died over winter. Here’s how to recharge it in 7 days.

The one number that predicts how long you'll live (it's not your weight)

// Dad OS //
Dads over 40 are losing energy, muscle, and time. Not you. Dad OS — one cheat code. 300 words. Every Tuesday.

Quick Links

Subscription

Longevity

Walking After Eating: Why a 15-Minute Walk Beats the Couch

How Many Steps a Day to Lose Weight After 40?

Waist-to-Height Ratio for Men: The Number That Beats the Scale

The 3 PM crash isn’t a sleep problem. It’s a waist problem.

Stressed about money? Your cortisol is the real debt.

The supplement 73% of men over 40 are missing

Your battery died over winter. Here’s how to recharge it in 7 days.

The one number that predicts how long you'll live (it's not your weight)

// Dad OS //Dads over 40 are losing energy, muscle, and time. Not you. Dad OS — one cheat code. 300 words. Every Tuesday.

Quick Links

Subscription

// Dad OS //
Dads over 40 are losing energy, muscle, and time. Not you. Dad OS — one cheat code. 300 words. Every Tuesday.