Related Experiment Video
Updated: Apr 20, 2026

06:14
In Vivo Protocol of Controlled Subconcussive Head Impacts for the Validation of Field Study Data
Published on: April 18, 2019
7.0K
Sitting on a fastball
R Cañal-Bruland1, M A Filius, R R D Oudejans
1a MOVE Research Institute Amsterdam, Faculty of Human Movement Sciences, VU University Amsterdam , the Netherlands.
Journal of Motor Behavior
|November 27, 2014
Summary
Baseball batters miss change-up pitches because they initiate movements too early, anticipating a faster fastball. This study confirms the "sitting on a fastball" strategy negatively impacts performance against slower pitches.
Area of Science:
- Sports Science
- Biomechanics
- Human Motor Control
Background:
- Baseball batters often struggle with change-up pitches.
- A common but unproven strategy is
- sitting on a fastball,
- anticipating high-velocity pitches.
Purpose of the Study:
- To investigate the biomechanical basis of why batters miss change-up pitches.
- To provide the first experimental evidence for the
- sitting on a fastball
- strategy in baseball.
Main Methods:
- Analysis of movement patterns in highly talented baseball batters.
- Comparison of kinematic data during at-bats involving randomly presented fastballs and change-ups.
Main Results:
- Batters failing to hit change-ups exhibited movement initiation patterns similar to those used for fastballs.
- Movement initiation was not adjusted for the slower velocity of change-ups, leading to misses.
Conclusions:
- The study provides the first behavioral evidence that the
- sitting on a fastball
- strategy exists.
- This strategy leads to premature movement initiation, impairing performance against change-up pitches.
Related Concept Videos
Motion of a Projectile
3.9K
Projectile motion becomes evident when a player kicks the ball into the air. The launch angle, or the angle at which the ball is kicked, plays a crucial role in determining the trajectory of the projectile. As the ball soars through the air, influenced solely by gravity, its motion can be dissected into two independent velocity components: the horizontal and the vertical.
Horizontal motion, governed by the initial kick, maintains a constant velocity throughout the flight of the soccer ball.
Horizontal motion, governed by the initial kick, maintains a constant velocity throughout the flight of the soccer ball.
3.9K
Projectile Motion: Example
14.8K
The theory of projectile motion is very useful for players of several sports to improve their performance. For example, a javelin thrower needs to throw their javelin in such a way that it travels as far as possible. The javelin thrower takes a short run-up to increase the initial speed of the javelin. The range of a projectile is at its maximum at a 45° angle so javelin throwers try to angle their throw as close to 45° as possible.
When we speak of the range (R) of a projectile on...
When we speak of the range (R) of a projectile on...
14.8K
Projectile Motion
33.0K
An object thrown in the air follows a parabolic path under the influence of Earth's gravitational force. The motion of such an object is called projectile motion, and the object itself a projectile. The parabolic path followed by the projectile is called the trajectory. Some common examples of projectile motion are the launching of fireworks, a golf ball in the air, meteors entering the Earth's atmosphere, and the firing of bullets.
When an object falls under gravity and has no...
When an object falls under gravity and has no...
33.0K
Rolling With Slipping
8.7K
Rolling with slipping is a physical phenomenon that occurs when a rolling object experiences both rotational and linear motion but also experiences frictional forces that cause slipping. This phenomenon can occur in various situations, such as when a tire rolls on a wet road or a ball rolls on a rough surface.
An object's rolling motion is characterized by its rotation around its axis, while linear motion refers to the object's translational motion along a surface. Frictional forces can...
An object's rolling motion is characterized by its rotation around its axis, while linear motion refers to the object's translational motion along a surface. Frictional forces can...
8.7K
Social Facilitation
37.0K
Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
37.0K
Velocity Potential
944
In steady, incompressible flow through a long, straight pipe with a uniform cross-section, the flow in the central region (far from the pipe walls) is irrotational. This irrotational nature means that fluid particles do not rotate around their axes, and a scalar function called the velocity potential, represented by ϕ, can be used to describe their movement. In irrotational flows, the velocity field V is defined as the gradient of the velocity potential:
944

