The PRUMIN Blog

What Your 80-Year-Old Self Wants You to Know

What Your 80-Year-Old Self Wants You to Know

Markus Prüm

Imagine your 80-year-old self looking back at you today — what do you want them to be proud of? The endurance you built — running marathons, finishing Ironmans, pushing your...

What Your 80-Year-Old Self Wants You to Know

Markus Prüm

Imagine your 80-year-old self looking back at you today — what do you want them to be proud of? The endurance you built — running marathons, finishing Ironmans, pushing your...

What is a long run in Marathon Training?

What is a long run in Marathon Training?

Markus Prüm

How to Find Your Long Run Pace

What is a long run in Marathon Training?

Markus Prüm

How to Find Your Long Run Pace

Know Your Mental Drop Points

Know Your Mental Drop Points

Markus Prüm

Know Your Mental Drop Points  Endurance doesn’t fail because of physical exhaustion alone. It often fails at precise mental breaking points — what we’ll call your drop points. These are...

Know Your Mental Drop Points

Markus Prüm

Know Your Mental Drop Points  Endurance doesn’t fail because of physical exhaustion alone. It often fails at precise mental breaking points — what we’ll call your drop points. These are...

My Ironman Frankfurt 2025 Experience

My Ironman Frankfurt 2025 Experience

Markus Prüm

Dancing with the Darkness: My Ironman Frankfurt 2025 Experience Ironman Frankfurt 2025 wasn’t supposed to be this hard. Not physically, at least. I had trained well, felt strong in the...

My Ironman Frankfurt 2025 Experience

Markus Prüm

Dancing with the Darkness: My Ironman Frankfurt 2025 Experience Ironman Frankfurt 2025 wasn’t supposed to be this hard. Not physically, at least. I had trained well, felt strong in the...

Clarity in Endurance Sports

Clarity in Endurance Sports

Markus Prüm

Clarity Is a Journey In 2015, I started racing in endurance sports. Since then, I’ve finished many events — marathons, triathlons, long days of grit — and I’m still progressing....

Clarity in Endurance Sports

Markus Prüm

Clarity Is a Journey In 2015, I started racing in endurance sports. Since then, I’ve finished many events — marathons, triathlons, long days of grit — and I’m still progressing....

Clarity Needs Numbers: Measure What Matters

Clarity Needs Numbers: Measure What Matters

Markus Prüm

Clarity Needs Numbers: Measure What Matters We all want clarity.  In our health, our finances, our time, and our output.  But here’s the uncomfortable truth: Clarity isn’t a only a...

Clarity Needs Numbers: Measure What Matters

Markus Prüm

Clarity Needs Numbers: Measure What Matters We all want clarity.  In our health, our finances, our time, and our output.  But here’s the uncomfortable truth: Clarity isn’t a only a...