Friday, September 13, 2019

High-intensity training improves post-stroke walking, balance

What is the definition of high-intensity? Because Andrew Marr blames high-intensity training for his stroke. 

Can too much exercise cause a stroke?

 

You might want to consult your doctor on this. Bet s/he doesn't even know about Andrew Marr.

Before I could do anything like this I would need my leg spasticity cured.

High-intensity training improves post-stroke walking, balance

High-intensity step training resulted in better improvements in walking, gait and balance confidence compared with low-intensity training, in patients with chronic stroke.
According to the study published in Stroke, all walking gains were greater in patients assigned high-intensity training than in patients assigned low-intensity training (P < .001), and improvements were correlated with the stepping amount and rate of high-intensity training (r = 0.48–60; P < .01). Additional improvements were seen in spatiotemporal symmetry as well as balance confidence, the latter seen only in patients with severe impairments.
“Providing stepping training at high intensities with or without the practice of variable, difficult stepping tasks elicits gains in walking function and gait symmetry as compared with lower-intensity activities,” T. George Hornby, PhD, professor of physical medicine and rehabilitation at the Indiana University School of Medicine, and colleagues wrote. “Changes in balance and balance confidence suggest a possible benefit of practicing difficult stepping tasks during high-intensity training in variable contexts.”
In this phase 2, blinded assessor clinical trial, 90 patients with chronic stroke were randomly assigned one of three groups; high-intensity stepping with variable, difficult stepping tasks at 70% to 80% heart rate reserve (mean age, 59 years; 82% men; 68% white); high-intensity stepping performing only forward walking (mean age, 60 years; 57% men; 70% white); and low-intensity stepping in variable contexts at 30% to 40% heart rate reserve (mean age, 56 years; 56% men; 66% white).
Enrolled patients received up to 30 training sessions over the course of 2 months and were tested at baseline, post-training, and a 3-month follow-up, according to the study.
The primary outcomes were walking speeds and timed distance.
“Despite nonsignificant differences in adverse events, future studies should further identify the potential risks for this patient population,” the authors wrote. “The relative contributions of volume, intensity, and variability may be important, and future studies are needed to further define optimal training parameters.” – by Scott Buzby
Disclosures: The authors report no relevant financial disclosures.

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