@healthfacts_11: Your body is made of 37 trillion tiny cells... and every second, they're working to keep you alive. 🤯🧬 Your body's smallest building blocks are working 24/7 to keep you alive. Every heartbeat, every breath, and every thought begins with healthy cells. 🧬✨ #CellBiology #HumanBody #ScienceFacts #Biology #HealthFacts