The ProductFit Journal

Practical insights on health, fitness and productivity for Tech professionals and founders in highly demanding environments.

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Fernando Olivares

Dot Fer | ProductFitCoach

The ProductFit Journal

Practical insights on health, fitness and productivity for Tech professionals and founders in highly demanding environments.

Fernando Olivares

Dot Fer | ProductFitCoach

Subscribe

Get the latest insights right in your inbox!

Your information is safe with me. I'll never spam or share your contact info.

The ProductFit Journal

Practical insights on health, fitness and productivity for Tech professionals and founders in highly demanding environments.

Subscribe to the newsletter

Get the latest insights right in your inbox!

Your information is safe with me. I'll never spam or share your contact info.

Fernando Olivares

Dot Fer | ProductFitCoach

The ProductFit Journal

Practical insights on health, fitness and productivity for Tech professionals and founders in highly demanding environments.

Subscribe to the newsletter

Get the latest insights right in your inbox!

Your information is safe with me. I'll never spam or share your contact info.

Fernando Olivares

Dot Fer | ProductFitCoach

The ProductFit Journal

Practical insights on health, fitness and productivity for Tech professionals and founders in highly demanding environments.

Fernando Olivares

Dot Fer | ProductFitCoach

Subscribe

Get the latest insights right in your inbox!

Your information is safe with me. I'll never spam or share your contact info.

Oct 2nd, 2026

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Health & Recovery

The 3-Minute Read: I ranked 19 post-workout recovery hacks. Top 2 were boring basics.

Ice baths, saunas, red light, massage guns and pineapples. Here's what the studies say.

Read article

Dot Fer holding a pineapple.

Sept 30th, 2026

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Health & Recovery

I Ranked 19 Post-Workout Recovery Hacks. Not one Gadget or Trendy Method Made it to the Top Tier

Ice baths, saunas, red light, massage guns and pineapples. I looked at the evidence, and some of the answers surprised me.

Read article

Dot Fer holding a pineapple.

Sept 18th, 2026

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The ProductFit Journal

The 3-Minute Read: The 40 min plan for a 40 year old mom, with zero gym experience

She had 3 time slots per week, plus commuting and daycare pickup. Here's what we did:

Read article

Gym equipment

Sept 4th, 2026

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The ProductFit Journal

The 3-Minute Read: I Think GLP-1s Are Doing More Harm Than Good. Fight Me.

New medical expertise joined the program this week. First thing we agreed on: this drug conversation needs more nuance than it's getting.

Read article

Ozempic 1 mg and injection.

Sept 3rd, 2026

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Health & Recovery

I Think GLP-1s Are Doing More Harm Than Good. Fight Me.

The data on what happens after you stop is worse than anyone selling you the injection wants you to know.

Read article

Patients who switched to placebo regained more than half the weight they'd lost within a year. Those who stayed on tirzepatide kept losing. Source: Aronne et al., JAMA, 2024 (SURMOUNT-4).

Aug 20th, 2026

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The ProductFit Journal

The 3-Minute Read: The system that took me to 13% body fat

Here's the five things I did over and over until I got the results

Read article

€12 oysters. Best ROI on the menu.

Aug 6th, 2026

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The ProductFit Journal

The 3-Minute Read: He sold his company. Then it grew 4x.

Also a SEO Experiment: 0 to 500+ search impressions in 14 days

Read article

Dot Fer interviews Pau Sendra from Waynabox

Aug 6th, 2026

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Founder Interviews

Pau Sendra Runs Waynabox and Flies 737s Without Ever Burning Out. Here Is Why — Full Interview

The Full Interview: What Keeps a 737 Pilot and Startup Founder From Falling Apart.

Read article

Dot Fer holding a pineapple.

Jul 28th, 2026

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Founder Interviews

Waynabox Founder Pau Sendra Runs His Traveltech Startup and Flies a 737 — Interview Teaser

Here's What COVID Taught Him About Building a Resilient Company.

Read article

Dot Fer interviews Pau Sendra, founder of Waynabox, for ProductFitCoach

Featured in:

Subscribe to my newsletter

Health, Fitness & Productivity for people in Tech.

Your information is safe with me. I'll never spam or share your contact info.

Dot Fer | ProductFitCoach

Fernando Olivares

2026

Featured in:

Subscribe to my newsletter

Health, Fitness & Productivity for people in Tech.

Your information is safe with me. I'll never spam or share your contact info.

Dot Fer | ProductFitCoach

Fernando Olivares

2026

Featured in:

Subscribe to my newsletter

Health, Fitness & Productivity for people in Tech.

Your information is safe with me. I'll never spam or share your contact info.

Dot Fer | ProductFitCoach

Fernando Olivares

2026