Unlock your longevity, with science based habits.

Focus on what matters: VO2Max capacity, functional strength, and metabolic resilience. Evidence-based training habits for your healthspan optimization. No quick fixes. No easy shortcuts.

Consistency is the key.

Most fitness apps help you track workouts. This one helps you build the demanding habit of actually showing up—week after week, even when work explodes or life interrupts.

The Mission

Most fitness advice optimizes you for twenty-something, and are way to specilized. They focus is on aesthetics or mono culture performance, not on a broad foundation and the quality of your years ahead.

But to thrive after your thirties you need a strategy. Longevity training demands a different approach—one that combines strength work, cardiovascular training.

A systematic approach for Progress tracking, focused on you quality of life.

This is not a casual fitness app. It is a protocol for commited health and longevity oriented fitness enthusiasts, backed by longevity research and prooven in studies around the globe.

App screenshot

The Improvement you'll gain


Improved sleep quality
10%
Higher consistency in training
1x
Daily investment to get results
0 min
Years of life gained
+ 1

The protocol

Build on science. Designed for people.

Stop following surface-level mono culture fitness programs. Prioretize healthspan and stop chasing the short cut.
5-6 hours weekly. Measurable outcomes. Years of life to gain. Building a body engineered for decades, not seasons.

Science

Research-Backed Protocols That Work

Longevity demands hybrid training. The25Percent integrates strength and cardiovascular modalities based on peer-reviewed consensus—not trends. Every protocol targets the biomarkers proven to extend healthspan: VO2Max, metabolic resilience, functional capacity.

Focus

Train What Actually Extends Healthspan

The25Percent focuses on the pillars backed by global research to extend healthy years. Zone 2 cardio, VO2Max intervals, functional strength, and accessoiry work. Every minute moves the longevity needle.

Momentum

Built for Real Life, Not Perfection

Complete 80% of your weekly volume and stay on track. Miss a day? Adapt—not restart. This is flexibility within structure. Built for adherence over decades, not shortterm transformations. Its about real Life, Not Perfection.

Research & Insights

Latest Articles

Dive deep into the science of extending healthspan. Explore VO2Max development, hybrid training design, and metabolic optimization.

Friday, 24 October, 2025
Walking 7,000 to 8,000 steps daily delivers nearly the same mortality benefits as hitting that old 10,000-step target.
Alessandro Kraschewski

Stay in the loop

Exclusives for Founding Members

Get early access to
the longevity training app.

Join the waitlist for The 25Percent app. Four weekly training sessions combining strength and cardio, pre-planned for you. Based on protocols from longevity physicians like Peter Attia. Launch early 2026—waitlist members get founding pricing.

FAQ

Any questions?

Get it—committing to a new training protocol is a big decision. Below are the most common questions.

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