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Fatloss

Fatloss

+2

The cardio mistake costing you 6 hours a week (and zero new muscle)

Jul 14, 2026

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2 min read

The cardio mistake costing you 6 hours a week (and zero new muscle)

After 40, walking burns the fat — but only strength training keeps the muscle. Here’s the add.

Jason from Dad OS
Jason from Dad OS

Nutrition

+2

[Bonus] How to BBQ the 4th without unraveling 6 weeks of progress

Jul 1, 2026

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1 min read

[Bonus] How to BBQ the 4th without unraveling 6 weeks of progress

Enjoy the cookout, keep the progress. The 80/20 plan for the 4th of July.

Jason from Dad OS
Jason from Dad OS

Nutrition

+2

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
Jason from Dad OS

Fatloss

+2

[Bonus] Your Saturday already counts. You just aren’t getting credit for it.

Apr 23, 2026

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1 min read

[Bonus] Your Saturday already counts. You just aren’t getting credit for it.

Why weekend yard work counts as a real workout — and the Harvard study that proves it.

Jason from Dad OS
Jason from Dad OS

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


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