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The Evolution of Handheld Dynamometry in Athlete Testing
This post explores the science and application of handheld dynamometry and the VALD DynaMo range.

Jo Clubb
5 min read


A Practical Framework for Preseason Testing
This post is based on a recent VALD online workshop on Preseason Preparation and the VALD eBook 'Practitioner's Guide to Preseason',...

Jo Clubb
7 min read


Selecting Force Plate Metrics for Countermovement Jump Testing: A Comprehensive Guide
This post break downs the complexities of force plate jump testing, guiding practitioners through selecting meaningful metrics from the countermovement jump for physical profiling, fatigue monitoring, and rehabilitation.

Jo Clubb
10 min read


Using Submaximal Fitness Tests in Team Sports: A Practical, Evidence-Informed Approach
This post explores how submaximal heart rate responses can be used to monitor aerobic fitness in team sport athletes without adding testing burden.

Jo Clubb
6 min read


Review Research Faster: A Demonstration of Sports Science AI
In this post, I demonstrate Sports Science AI, a platform that provides generative AI-powered literature reviews.

Jo Clubb
4 min read


Unimodal vs Bimodal Force-Time Curves: What CMJ Curve Shape Can Tell Us
In this post, we’ll explore how to read the force-time curve in detail, highlight what the different phases tell us, and walk through real examples.

Jo Clubb
5 min read


Top 5 AI Tools for Sports Scientists in 2025
In this post, I demonstrate 5 AI tools sports scientists can use to work more effectively and efficiently.

Jo Clubb
4 min read


Understanding the Reactive Strength Index (RSI)
Learn how to calculate the Reactive Strength Index with three different jump testing methods. Reactive strength is an essential physical...

Jo Clubb
4 min read


Integrating VALD's Training Mode with ForceFrame and NordBord Technology
In this post, I delve into VALD's new training mode feature, and how it can be applied with NordBord and ForceFrame.

Jo Clubb
5 min read


Understanding TRIMP: A Guide to Heart Rate Training Impulse
This post explains how heart rate training impulse (TRIMP) is calculated and why it matters in athlete monitoring.

Jo Clubb
3 min read


VALD's Practitioner's Guide to Shoulders
The following excerpt is taken from the VALD eBook 'Practitioner's Guide to Shoulders'.

Jo Clubb
3 min read


An Introduction to GPS Technology in Sport
This article goes under-the-hood to explain how GPS technology works and the settings and situations that affect its precision.

Jo Clubb
9 min read


Understanding Impulse in the Nordic Hamstring Exercise
This blog post delves into the usefulness of impulse in the Nordic hamstring exercise, exploring its definition and how it can be used.

Jo Clubb
3 min read


Five Ways Sports Technology Enhances Team Training Environments
I discuss five key ways sports technology enhances team training, and their potential pitfalls.

Jo Clubb
5 min read


How to Calculate Jump Height: Flight Time vs Impulse Momentum
This post compares the two prevalent methods for calculating jump height: flight time and impulse momentum.

Jo Clubb
5 min read


Measures That Matter in Football
This article explores which sports science measures matter most in football (soccer).

Jo Clubb
4 min read


The Forgotten Role of Heart Rate in Athlete Load Monitoring
This post delves into the benefits of incorporating heart rate technology and what this can look like in applied sports science.

Jo Clubb
7 min read


Measures That Matter in American Football
With strictly one game a week, the remaining six days must be expertly managed to balance training load and recovery.

Jo Clubb
4 min read


Objective Muscle Fatigue Assessment: A Missing Puzzle Piece?
This article delves into the science behind Myocene and its potential application in athlete monitoring programmes.

Jo Clubb
5 min read


Hamstring Strength Testing: Beyond the Nordic Hamstring Exercise
Here we delve into different ways to test hamstring muscle strength.

Jo Clubb
3 min read
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