@thesmartknowledge1996: 👤 Human Body: An Amazing Living Machine! The human body is made up of trillions of cells working together to keep you alive. It contains 11 major organ systems that control movement, breathing, digestion, circulation, immunity, and many other vital functions. 🔬 Amazing Facts: 🫀 The heart beats about 100,000 times every day. 🧠 The brain contains about 86 billion neurons. 🦴 Adults have 206 bones and more than 600 muscles. 🫁 Your lungs take around 20,000 breaths each day. 🧬 Every cell contains DNA, the genetic blueprint of your body. 💡 Fun Fact: The skin is the largest organ of the human body, protecting you from injury, germs, and harmful UV rays. #HumanBody #Anatomy #ScienceFacts #STEM #TheSmartKnowledge

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Monday 10 August 2026 11:56:43 GMT