Circulatory System Explained | Blood Flow & Heart Function

he circulatory system is one of the most important systems in the human body. It keeps us alive by continuously transporting oxygen, nutrients, hormones, and waste products through the blood. In this video from Vital Codes, you’ll learn: ✔ What the circulatory system is ✔ How the heart works as a pump ✔ Step-by-step blood flow through the heart ✔ Pulmonary and systemic circulation explained ✔ Structure of the heart (atria, ventricles & valves) ✔ Types of blood vessels – arteries, veins & capillaries ✔ How oxygen and carbon dioxide are exchanged ✔ The cardiac cycle (systole & diastole) ✔ Why a healthy circulatory system is essential for life This video is perfect for: • Medical & biology students • Fitness and health enthusiasts • Anatomy learners • Anyone curious about how the human body works 🎥 Watch till the end to fully understand how your heart beats and how blood circulates inside your body every second. 👍 If you find this video helpful, like, share, and subscribe to Vital Codes for more science-based explanations of the human body. #CirculatorySystem #HeartFunction #BloodFlow #HumanAnatomy #BiologyExplained #MedicalScience #VitalCodes #CardiovascularSystem #HowTheHeartWorks #HealthEducation