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Fatloss

Fatloss

+1

4 numbers to write down today (your 90-day scorecard)

Nov 3, 2026

•

1 min read

4 numbers to write down today (your 90-day scorecard)

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+1

5 lies your scale tells you after 40

Oct 27, 2026

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1 min read

5 lies your scale tells you after 40

It's a smoke detector, not a thermostat.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

Losing fat or losing muscle? 3 questions tell you

Oct 8, 2026

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1 min read

Losing fat or losing muscle? 3 questions tell you

The scale can't tell the difference. These can.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+2

The mirror is the goal. So measure it.

Sep 24, 2026

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2 min read

The mirror is the goal. So measure it.

Half of you told me the mirror is the point. Almost none of you are actually tracking it.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

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 @ Dad OS
Jason @ Dad OS

Fatloss

+1

The 12-3-30 Workout: Is It Worth It for Dads Over 40?

Sep 10, 2026

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2 min read

The 12-3-30 Workout: Is It Worth It for Dads Over 40?

What the viral treadmill workout burns, the catch nobody mentions, and a 4-week ramp so your calves survive.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

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 @ Dad OS
Jason @ Dad OS

Fatloss

+1

How to Get Rid of Dad Bod (Without Living at the Gym)

Sep 10, 2026

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2 min read

How to Get Rid of Dad Bod (Without Living at the Gym)

It crept in one leftover chicken nugget at a time. Here's how to walk it back.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+1

Why Am I Not Losing Weight? 6 Reasons Dads Over 40 Get Stuck

Sep 10, 2026

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2 min read

Why Am I Not Losing Weight? 6 Reasons Dads Over 40 Get Stuck

You're not broken, and neither is your metabolism. One of these six is the leak.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

How to Lose Love Handles After 40 (Side Crunches Won't Do It)

Sep 10, 2026

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2 min read

How to Lose Love Handles After 40 (Side Crunches Won't Do It)

Why the side fat is the last to leave, and the plan that finally shows it the door.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

Losing Inches But Not Weight? Here's What's Actually Happening

Sep 10, 2026

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2 min read

Losing Inches But Not Weight? Here's What's Actually Happening

The scale stalled. Your belt didn't. Here's why that's a win.

Jason @ Dad OS
Jason @ Dad OS

Fatloss

+1

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 @ Dad OS
Jason @ Dad OS

Nutrition

+1

How Much Protein Should I Eat to Lose Weight After 40?

Sep 10, 2026

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2 min read

How Much Protein Should I Eat to Lose Weight After 40?

The number that protects your muscle while the fat comes off, plus why the scale is lying to you.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+3

Opening day: the entire 12-week fall program

Sep 10, 2026

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1 min read

Opening day: the entire 12-week fall program

Twelve clean weeks to Thanksgiving. Here's the whole plan, small enough to fit on a sticky note.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+2

Randy

Aug 27, 2026

•

2 min read

Randy

54, night shift at four hospitals, down 100 pounds. His whole system fits in three moves.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+2

The midsummer recomp check: are you losing fat or just weight?

Jul 28, 2026

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1 min read

The midsummer recomp check: are you losing fat or just weight?

Down 8 pounds doesn’t mean down 8 pounds of fat. Here’s how to tell what you actually lost.

Jason @ Dad OS
Jason @ Dad OS

Nutrition

+3

The 3 numbers that matter for fat loss after 40 (and none of them is weight)

Jul 21, 2026

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1 min read

The 3 numbers that matter for fat loss after 40 (and none of them is weight)

Stop weighing yourself. Start tracking these instead.

Jason @ Dad OS
Jason @ Dad OS

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 @ Dad OS
Jason @ 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 @ Dad OS
Jason @ 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 @ Dad OS
Jason @ 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 @ Dad OS
Jason @ 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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