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An Ergonomic Design Process of the Functional Clothing for Yoga Sports

Mengmeng Zhao
Mengmeng Zhao
 and 
Zhaoli Wang
Zhaoli Wang
   | Dec 30, 2022
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Article Category: Research Article
Published Online: Dec 30, 2022
Page range: 55 - 66
DOI: https://doi.org/10.2478/ftee-2022-0052
Keywords
© 2022 Mengmeng Zhao, et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig. 1

Clothing displacement measurement by Optotrak certus motion capture system. 1, Sensor control unit; 2, Computer for data recording and saving; 3, Subject; 4, Infrared-emitting diode; 5, NDI sensors
Clothing displacement measurement by Optotrak certus motion capture system. 1, Sensor control unit; 2, Computer for data recording and saving; 3, Subject; 4, Infrared-emitting diode; 5, NDI sensors

Fig. 2

Important factors of the yoga clothing chosen by the interviewees
Important factors of the yoga clothing chosen by the interviewees

Fig. 3

Clothing regions of importance chosen by the interviewees. a) upper body clothing; b) lower body clothing
Clothing regions of importance chosen by the interviewees. a) upper body clothing; b) lower body clothing

Fig. 4

Clothing pressure at different postures. “*” means a significant difference at p<0.05 level.
Clothing pressure at different postures. “*” means a significant difference at p<0.05 level.

Fig. 5

Change rate of clothing vertical displacement during the posture of high lunge pose
Change rate of clothing vertical displacement during the posture of high lunge pose

Fig. 6

Change rate of clothing vertical displacement in deep knee bend pose
Change rate of clothing vertical displacement in deep knee bend pose

Fig. 7

Change rate of clothing vertical displacement at the posture of extended triangle pose
Change rate of clothing vertical displacement at the posture of extended triangle pose

Fig. 8

Ratings of clothing subjective sensation. “*” means a significant difference at p<0.05 level.
Ratings of clothing subjective sensation. “*” means a significant difference at p<0.05 level.

Rating scales of the clothing subjective sensations

Scale Clothing fitness sensation Clothing friction sensation Clothing pulling sensation
5 Very tight -- --
4 Tight Very big friction Very big pulling
3 Slightly tight Big friction Big pulling
2 Normal Small friction Small pulling
1 Loose Slight friction Slight pulling
0 Very loose (no feeling of clothing contact of pressure) No friction No pulling

Details of the clothing samples

Fiber content Thickness (mm) Air permeability (mm/s) Rate of warp elongation under 1kg pulling force (%) Style illustration
Sample A 50% cotton, 45% polyester, 5% spandex 0.42 120 4.5
Sample B 100 % cotton 0.38 146 ---

Yoga practice protocol

List of yogasanas postures Starting to final (s) Posture maintenance (s) Rest between repetition (s) Total duration (s)
Standing still 5 15 30 150
High lunge pose 15 15 30 180
Deep knee bending pose 15 15 30 180
Extended triangle pose 15 15 30 180
Forward bending pose 15 15 30 180
Twisted pose 15 15 30 180
Arm raised pose 15 15 30 180
Leg press pose 15 15 30 180
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