SUNDAY
Flow Under Pressure
Puerto Rico · Select Sundays · Dawn

TRAIN. RECOVER. LIVE.

A premium endurance experience born in Puerto Rico and built for athletes who seek pressure, flow, recovery, and reward. Swim at dawn, run through Old San Juan, recover with intention, and finish with a Caribbean reward chosen around the day's best conditions.

Limited to 8 selected athletes per experience · Application required
↓ The Sunday
The Experience Architecture

The Endurvana
Arc.

Every Endurvana experience follows the same emotional architecture: shared pressure, collective flow, intentional recovery, a location-specific reward, and the kind of connection that lasts beyond the day.

Pressure
A real endurance effort. Not passive tourism. The day begins with movement that asks something of you.
🌊
Flow
You move beside people who understand the pursuit. Pace, breath, heat, water, road, rhythm — the group starts to become one.
🧘
Recovery
After the effort, the body resets with nutrition, performance insight, mobility, and intentional recovery.
🌅
Reward
The destination reward is chosen around the day's best conditions. It may be an island, a beach, a hidden local place, or another unforgettable finish — but it is always earned.
Belonging
You leave with more than photos. You leave with shared effort, shared memory, and people you may want to meet again somewhere else in the world.
Viejo San Juan · Puerto Rico
The walls have seen
500 years of effort.
Your run starts here — select Sunday mornings at dawn

Your performance.
On paper.

Every athlete receives a personalized performance report — heart rate zones, pace analysis, heat adaptation score, and your Endurvana Flow Score. Delivered to you after every session. Every Sunday, stacked.

Flow Score
Your proprietary performance metric. The number you optimize for — above pace, above distance.
Heat Insights
Puerto Rico conditions are unlike anywhere else. We explain what the heat did to your body — and how to adapt.
Next Sunday Recommendation
Based on your data, we tell you which discipline and intensity to book next.
Endurvana Report · San Juan PR
Alejandro Arriaga
85
Flow Score
Z2 · Aerobic
22%
Z3 · Tempo
45%
Z4 · Threshold
20%
⚡ Flow State Detected
Km 9–14: pace locked, HR steady. Your optimal cruise zone is 6:02/km in Z3.
18.4
km
1:52
time
158
bpm
For experienced endurance athletes

You live the sport.
This is for you.

You are not a professional. But you are not casual either. You know what a tempo block feels like at mile 18. You have stood at a start line in the dark. You have trained through heat, doubt, and a full work week. From the avid weekend runner to the Ironman finisher — Endurvana is built for exactly that athlete. The one who chases the full experience of endurance sport because the sport itself is the point. This is not for everyone. And that is exactly the point.

You are an experienced endurance athlete — running, cycling, swimming, triathlon, or any combination
You train consistently and take your performance seriously — from podium chasers to lifelong amateur competitors
You want to understand your data — not just collect it
You want to train alongside people who understand the obsession and actually connect with them
You are new to endurance sport or training for your first event — Endurvana is not the right starting point
You want a relaxed group jog, a smoothie, and a good Instagram photo

Your effort
becomes a record.

Every Endurvana experience captures more than the day itself. Your effort, conditions, recovery notes, and performance insights become part of your athlete record — a growing profile designed to help you understand how you respond to pressure across places, climates, and experiences.

Performance Insight
Each experience generates a detailed report — zones, effort efficiency, and your Flow Score. A number that means something because you understand how it was built.
Recovery Intelligence
The record captures not just the effort but what came after — recovery quality, adaptation patterns, and how your body responded to conditions. The full cycle, not just the peak.
Your Record, Portable
Your performance history belongs to you. As Endurvana grows globally, your record becomes a foundation — a profile that makes each new experience more precise than the last.
Available to direct members · endurvana.com
Athlete Profile · Direct Member
Sunday · March 2
71
Flow Score
Sunday · April 6
78
Flow Score
Sunday · May 18 · Latest
Direct Member
Alejandro Arriaga
85
Flow Score
3-Session Trend
+14 pts over 3 Sundays ↑
Laguna del Condado · San Juan
Open water.
Open effort.
The swim that starts your Sunday

Eight selected athletes.
One experience.

Discipline: Swim + Run
Guide: Alejandro Arriaga · Ironman 70.3
Meeting point: Laguna del Condado, San Juan PR
Investment: $195 per athlete · Introductory pricing
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Endurvana Puerto Rico runs on select Sunday mornings with up to 8 selected athletes per experience.
Every athlete applies. Every group is curated.
Endurvana · Puerto Rico

BORN IN PUERTO RICO. BUILT FOR THE WORLD.

Endurvana begins here: swim at dawn, run through Old San Juan, recover with intention, and earn a Caribbean reward chosen around the day's best conditions.

But Puerto Rico is only the origin. We are building the global standard for endurance experiences — a future platform where athletes around the world can host and book experiences built around pressure, flow, recovery, reward, and belonging.

You leave with more than photos. You leave with people who shared the effort with you — and a reason to stay connected after the day ends.