How Your Heart Works | 3D Anatomy & Blood Flow Animation

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Tap the link in my bio to start the drawing drills course. This exercise starts with a simple box. Too simple, right? Then you begin pushing it further. The boxes gain more depth. They start sitting convincingly in space. Center lines are added. New forms get attached. Parts are cut away. Suddenly, that simple box starts becoming architecture. Then you scale it up. A giant structure appears. Rooftops, windows, parking lots, balconies, and other details all emerge from the same basic form. This i

Here's exactly what happens every time your heart beats 🫀 It starts with an electrical signal from the SA node — your heart's natural pacemaker. That signal tells your atria to contract, pushing blood down into the ventricles. Then the ventricles contract (ventricular systole): 🫀 Right ventricle → pumps deoxygenated blood to the lungs 🫀 Left ventricle → pumps oxygen-rich blood to the rest of your body After that, the heart enters diastole — a brief relaxation where the chambers refill and pre

Kindness for Heart Health: Simple Acts That Improve Your Heart