---
title: "Alex Honnold Climbs V10 in Fontainebleau with Sous Ex"
url: "https://climbingbrowser.com/news/alex-honnold-climbs-v10-in-fontainebleau-with-sous-ex"
date: "2026-09-10"
source: "Gripped"
---

# Alex Honnold Climbs V10 in Fontainebleau with Sous Ex

- **Source:** Gripped
- **Original story:** https://gripped.com/news/alex-honnold-climbs-v10-in-fontainebleau-with-sous-ex/ "Permanent Link to Alex Honnold Climbs V10 in Fontainebleau with Sous Ex"

## Summary

Legendary climber Alex Honnold has added another impressive ascent to his resume, completing a V10 boulder problem in Fontainebleau known as 'Sous Ex.' This achievement showcases his continued dominance in the climbing world and his ability to tackle challenging boulders.

## Analysis

Alex Honnold's recent climb of the V10 boulder problem "Sous Ex" in Fontainebleau highlights the importance of targeting maximum strength and power in training. This ascent, classifying as significantly challenging at the V10 level, requires not only peak physical conditioning but also refined technique. Recreational climbers can learn from Honnold's approach by incorporating exercises that build finger strength and explosive power, such as campus board training and limit bouldering, into their workouts. Studies show that improving maximum strength leads to better overall climbing performance, especially when tackling high-difficulty problems. 

Additionally, Honnold’s ability to seamlessly move through complex sequences reflects the importance of movement economy and mental fortitude. Efficient movement on the wall conserves energy while climbing, a concept backed by research indicating that climbers who develop good footwork and body positioning can perform at higher levels with less exertion. Recreational climbers should focus on drills that enhance their technique and train their brain to handle high-pressure situations. By integrating these elements into training regimens, climbers can improve their chances of overcoming difficult climbs, whether during a training session or an outdoor excursion.

## Training Takeaway

This week, focus on integrating finger strength training into your routine by incorporating max hangs or limit bouldering sessions to boost your power. Also, practice specific boulder problems that challenge your movement efficiency to develop better technique.


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Source: [ClimbingBrowser](https://climbingbrowser.com) — free evidence-based climbing training intelligence. Personal AI coaching on WhatsApp: [ClimbClaw](https://climbingbrowser.com/coach).