อาจจะเก่าไปบ้าง แต่ผมก็คิดว่ามันยังเป็นอะไรที่ดี แล้วยังใช้ได้ทุกยุคทุกสมัย ยังไงก็รักษาสุขภาพกันหน่อยเน่อ
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ขอบคุณที่มา : http://www.oknation.net/blog/waruntornj/2008/09/05/entry-2
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ขอบคุณที่มา : http://www.oknation.net/blog/waruntornj/2008/09/05/entry-2
ท่าบริหารเมื่ออยู่หน้าคอมนานๆ