ما هو سبب الشد العضلي؟

هل نهضت يوماً ما في منتصف الليل وشعرت بأن ساقك متشنجة؟ ما الذي يحدث حقاً داخل جسم الانسان؟ انقر هنا لمشاهدة المزيد من الفيديوهات: https://alugha.com/LifeNoggin إن Life Noggin سلسة رسوم متحركة تعليميّة أسبوعية, نحن نستكشف جميع المواضيع الممتعة مثل العلوم, التاريخ, الفن والثقافة الشعبية, سنستكشف ذلك كلّه ونستمتع بالقيام به. قم بمتابعتنا! https://www.LifeNoggin.com http://lifenogg.in/follownoggin https://facebook.com/LifeNoggin فريق Life Noggin: الرسوم المتحركة والتصميم: http://www.krofl.com التمثيل الصوتي: http://youtube.com/patdoesit التأليف: https://www.youtube.com/coconutcab الإنتاج: http://www.twitter.com/IanDokie المصادر: https://www.medicinenet.com/muscle_spasms/article.htm http://www.pbs.org/wgbh/nova/body/our-ability-to-walk.html https://health.howstuffworks.com/human-body/systems/musculoskeletal/muscle3.htm

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