ঘুমের মধ্যে হঠাৎ ঝাঁকুনি লাগে কেন? 😨 #ScienceFact #SleepMystery

ঘুমের মধ্যে হঠাৎ শরীর ঝাঁকুনি দিয়ে জেগে ওঠেন কখনো? মনে হয় কোথাও থেকে পড়ে যাচ্ছেন? 😴⚡ এটা কোনো দুঃস্বপ্ন নয়। এটা আপনার মস্তিষ্কের Emergency Alarm System। বিজ্ঞানের ভাষায় একে বলা হয় Hypnic Jerk বা Sleep Jolt। When you fall into deep sleep, your brain switches your body into almost "off mode" so you don’t act out your dreams. But suddenly, the brain thinks you are falling and sends an urgent signal to your muscles. Result? Your whole body jerks suddenly! Millions of years ago, when humans used to sleep on trees or mountains, this reflex saved them from falling. So next time it happens, don’t panic — your brain is just checking: “Is the body still alive?” 👉 This is a Science Fact Short Video 👉 Bengali Voice Over 👉 Educational & Entertainment Content Channel: MuteX Science Voice Over Generated Using AI (for narration purpose only). This video is created for educational and entertainment purposes. Your Quiries:- sleep jerks hypnic jerk why body jerks while sleeping sleep falling feeling sleep science facts human brain facts sleep mystery science facts shorts bengali science facts sleep explanation why we feel falling in sleep brain emergency system short science video educational shorts sleep reflex human body facts psychology facts neuroscience facts science shorts bengali voice over science #ScienceFact #SleepFacts #HypnicJerk #BrainFacts #HumanBody #PsychologyFacts #Neuroscience #BengaliScience #Shorts #ScienceShorts #MuteXScience