Welcome, and thank you for being here. Your heart and blood work together every second to keep you alive. They transport oxygen, nutrients, hormones, and remove waste from your body. When this system is healthy, your body functions smoothly. But when it is affected, it can lead to serious health conditions. Understanding how the heart and blood work—and how to protect them—is one of the most important steps toward living a long and healthy life. 🫀 What Is the Heart and Blood System? The heart and blood system, also known as the circulatory system, includes: The heart (a powerful pumping organ) Blood vessels (arteries, veins, and capillaries) Blood (which carries oxygen and nutrients) This system ensures that every part of your body receives what it needs to function properly. 🔬 How the Heart Works The heart is a muscular organ that pumps blood throughout the body. It beats about 60–100 times per minute It sends oxygen-rich blood to organs and tissues It removes carbon dioxide a...
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