Related Experiment Video
Updated: Feb 1, 2026
05:54
Mimicking a Space Mission to Mars Using Hindlimb Unloading and Partial Weight Bearing in Rats
Published on: April 4, 2019
11.4K
Gait initiation and partial body weight unloading for functional improvement in post-stroke individuals
Gabriela L Gama1, Melissa L Celestino1, José A Barela2
1Institute of Physical Activity and Sport Sciences, Cruzeiro do Sul University, São Paulo, SP, Brazil.
Gait & Posture
|December 16, 2018
Summary
Individuals with stroke have impaired gait initiation. Overground body weight support (BWS) improves gait initiation performance in stroke survivors, suggesting its potential as a training strategy.
Area of Science:
- Neurorehabilitation
- Biomechanics
- Gait Analysis
Background:
- Gait initiation is crucial for mobility after stroke.
- Understanding gait initiation impairments is key to developing effective training strategies.
Purpose of the Study:
- To compare gait initiation between individuals with stroke and controls.
- To investigate the effect of body weight support (BWS) on gait initiation in stroke survivors.
Main Methods:
- Compared gait initiation in 12 stroke survivors and 12 controls.
- Assessed effects of 0%, 15%, and 30% BWS on stroke survivors' gait initiation.
- Measured step parameters and center of pressure (CoP) displacement and velocity.
Main Results:
- Stroke survivors exhibited shorter, slower steps and altered CoP patterns compared to controls.
- BWS reduced step length and increased CoP displacement and velocity towards the stance limb in stroke survivors.
Conclusions:
- Stroke survivors have gait initiation deficits, particularly in the preparation phase.
- Overground BWS is a beneficial strategy for improving gait initiation in stroke rehabilitation.
Related Concept Videos
01:29Integration of Rational Functions Using Partial Fractions
88
Rational functions are expressions written as the ratio of two polynomials, and their integrals are evaluated by simplifying the integrand into manageable parts. These functions are classified as proper or improper based on the degrees of the numerator and denominator.A rational function is proper when the degree of the numerator is less than the degree of the denominator. In this case, partial fraction decomposition is used to rewrite the function as a sum of simpler rational terms. The...
88
02:33Initiation of Translation
39.0K
Initiating translation is complex because it involves multiple molecules. Initiator tRNA, ribosomal subunits, and eukaryotic initiation factors (eIFs) are all required to assemble on the initiation codon of mRNA. This process consists of several steps that are mediated by different eIFs.
First, the initiator tRNA must be selected from the pool of elongator tRNAs by eukaryotic initiation factor 2 (eIF2). The initiator tRNA (Met-tRNAi) has conserved sequence elements including modified bases at...
First, the initiator tRNA must be selected from the pool of elongator tRNAs by eukaryotic initiation factor 2 (eIF2). The initiator tRNA (Met-tRNAi) has conserved sequence elements including modified bases at...
39.0K
02:33Initiation of Translation
8.1K
8.1K
00:57Weighted Mean
6.3K
While taking the arithmetic, geometric, or harmonic mean of a sample data set, equal importance is assigned to all the data points. However, all the values may not always be equally important in some data sets. An intrinsic bias might make it more important to give more weightage to specific values over others.
For example, consider the number of goals scored in the matches of a tournament. While computing the average number of goals scored in the tournament, it may be more important to...
For example, consider the number of goals scored in the matches of a tournament. While computing the average number of goals scored in the tournament, it may be more important to...
6.3K
01:28Partial Fractions
219
A partial fraction is a component of a rational expression represented as the sum of simpler fractions. When a rational function is expressed as a ratio of two polynomials, it can often be decomposed into a sum of fractions whose denominators are simpler polynomials, typically linear or irreducible quadratic factors. This process is called partial fraction decomposition, and it is used to simplify complex expressions for integration, solving equations, or analysis.Partial fraction decomposition...
219
01:30Impact of Individuals on Individuals
381
Human behavior is intricately shaped by social influences that arise from interactions with others in diverse contexts. These influences not only mold beliefs and attitudes but also drive the regulation of behaviors through both direct communication and observational learning. The study of these processes falls within the domain of social psychology, which seeks to understand how individuals are affected by and affect those around them.Mechanisms of Social InfluenceDirect social influence...
381