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Using Gold-standard Gait Analysis Methods to Assess Experience Effects on Lower-limb Mechanics During Moderate High-heeled Jogging and Running

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Hematological Variations After Endurance Running With Hard-and Soft-Soled Running Shoes.

H L Falsetti, E R Burke, R D Feld

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Running shoe cushioning impacts blood health. Air-cushion shoes showed fewer red blood cell (RBC) abnormalities after marathon running compared to firm-sole shoes, suggesting cushioning reduces exercise-induced hematological changes.

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Area of Science:

Sports Medicine
Exercise Physiology
Biochemistry

Background:

Long-distance running, such as marathons, can induce significant physiological stress.
Strenuous exercise may lead to changes in red blood cell (RBC) indices and related biomarkers.
The impact of footwear on exercise-induced physiological responses is an area of ongoing research.

Purpose of the Study:

To investigate the effect of running shoe sole hardness on red blood cell (RBC) indexes in marathon runners.
To determine if different shoe cushioning levels influence hematological changes after prolonged strenuous exercise.

Main Methods:

23 marathon runners were recruited and randomly assigned to wear either firm-sole or air-cushion running shoes.
Complete blood count, serum haptoglobin, plasma hemoglobin, and venous hemoglobin were measured before and after a 15-mile run.
Hematological parameters were analyzed to assess exercise-induced effects.

Main Results:

Runners using air-cushion shoes exhibited less pronounced hematological changes post-exercise compared to those in firm-sole shoes.
The study observed differences in RBC-related measurements between the two footwear groups.
Air-cushion shoes appeared to mitigate some of the adverse hematological effects of strenuous running.

Conclusions:

The material properties and cushioning of running shoes can correlate with physiological measurements during endurance running.
Adequate cushioning in running shoes may play a role in reducing exercise-induced red blood cell abnormalities.
Footwear choice is a potential factor influencing the physiological adaptations and recovery of runners.