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New Apple watch extension

Apple Watch - Fitness App - velocity exercises - velocity training - strength training

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Do you get 100% out of your Apple Watch? Do it with Spleeft

The Apple Watch already measures the missing data to be the most complete device on the market in all areas. It is important that you

Pablo Vega 08/03/2024 1 Comment

Measure barbell velocity with apple watch

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Building the new Spleeft: Track Barbell Velocity with your Apple Watch

Discover how our small project’s journey to create the first Apple Watch app to measure barbell velocity and jump height has been. It’s been two

Iván de Lucas Rogero 12/01/2024 No Comments

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Autoregulate Your Resistance Training with Z-Scores

In previous publications, we’ve mentioned that the daily condition of the athlete varies depending on a multitude of factors. Your resistance training is one of

Iván de Lucas Rogero 03/11/2022 1 Comment

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Manage your Long-Term Performance with Velocity Based Training

Velocity-based training is not just lifting fast. It shows you if your training are going as planned. Let’s deep dive! INTRODUCTION Velocity-based resistance training offers

Iván de Lucas Rogero 01/11/2022 1 Comment

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Spleeft: Velocity Based Training in your pocket

When I was a child, I remember watching “futurist” movies, characters using super technologies in their daily life, some far from reality yet (or not)

Iván de Lucas Rogero 16/05/2022 No Comments

Entradas de blog General

PR, Personal Record, PB, Personal Best, weightlifting, fitness, gym, PR workout, PR exercise, PR metrics, PR calculations, PR progression, Spleeft, barbell velocity, jump height, RSI-Mod, peak velocity, progressive overload, peak performance drills, recovery planning, weightlifting PRs, squat, bench press, deadlift, cardio PRs, running, jump height PRs, repetition PRs, time-based PRs, power-based PRs, PR tracking, PR rejection, PR acceptance, PR levels, estimated repetition maximum, ER, PR progression, achieving PR, PR attempts, PR rejection rate, training program, PR readiness, Spleeft app, PR tracking tools, PR training, progressive overload, PR goals, PR milestones, PR rejection reasons, PR failure, PR recovery, PR success, tracking PRs, PR in fitness

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What Does PR Weightlifting Mean in the Gym? Master Personal Records Today!

When we hear the term PR in fitness circles, it can ignite a mix of emotions—excitement, determination, and even frustration. But what exactly is a

Iván de Lucas Rogero 02/01/2025 No Comments

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Jump Height Explained: A Guide to Averages, Standards, and Measuring Vertical Jump Performance

Jumping is one of the most fundamental movements in sports, and measuring jump height has become a key indicator of athletic performance. From recreational athletes

Iván de Lucas Rogero 28/12/2024 No Comments

Countermovement Jump, CMJ, explosive power, neuromuscular efficiency, fatigue management, vertical jump, stretch-shortening cycle (SSC), jump height, contraction time, peak velocity, RSI-Mod, explosive movements, performance evaluation, athletic training, fatigue monitoring, training programs, strength training, plyometrics, velocity training, core stability, mobility, recovery, stretch-shortening cycle, jump mechanics, strength, power, technique training, lower-body power, dynamic movement, training optimization, readiness, recovery status, ground contact time, peak performance, power generation, athletic performance, jump benchmarks, fatigue tracking, training metrics, neuromuscular fatigue, force generation, jump tests, sports science

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Mastering the Countermovement Jump (CMJ): Techniques, Insights, and Performance Tips

The Countermovement Jump (CMJ) is a cornerstone of sports science and athletic training, offering insights into explosive power, neuromuscular efficiency, and fatigue management. It’s more

Iván de Lucas Rogero 21/12/2024 No Comments

reactive strength, reactive strength index, reactive strength index test, RSI, modified RSI, reactive strength training, fatigue management, jump height, ground contact time, RSI test, modified reactive strength index, drop jumps, countermovement jumps, plyometric exercises, reactive strength metrics, fatigue monitoring, performance readiness, athletic performance, fatigue assessment, RSI training, explosive power, stretch-shortening cycle, RSI monitoring, plyometric drills, sprint training, single-leg jumps, weighted jumps, velocity training drills, Spleeft app, RSI tracking, reactive strength exercises, reactive strength index calculation, recovery monitoring, RSI progress tracking, RSI performance optimization, sports training, jump mechanics, fatigue indicators, training adjustments, RSI recovery

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Reactive Strength & RSI: Manage Fatigue & Boost Performance

In the world of sports and performance training, understanding and managing fatigue is critical for achieving peak results. One of the most insightful metrics in

Iván de Lucas Rogero 09/12/2024 1 Comment

CMJ, countermovement jump, countermovement jump training, countermovement jump vs squat jump, barbell countermovement jump, CMJ benefits, CMJ performance, CMJ data analysis, countermovement jump exercises, CMJ fatigue assessment, CMJ explosive power, Spleeft App, Spleeft jump tracking, CMJ vs squat jump differences, CMJ readiness assessment, jump height analysis, barbell CMJ, CMJ velocity tracking, optimize CMJ training, CMJ strength and power.

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Countermovement Jump: Mastering Explosiveness and Power with Spleeft

The countermovement jump (CMJ) is one of the most commonly used tests in sports science and athletic training to measure athlete’s performance and fatigue. From

Iván de Lucas Rogero 06/12/2024 1 Comment