Tag: systemic circulation

1. The Heart of the Matter

To fully appreciate the importance of following a heart-healthy lifestyle, it’s helpful to understand the impact that cardiovascular disease (a term that refers to conditions that affect the heart and blood vessels) has on the population of the United States. Consider these 2018 statistics from the American Heart Association (AHA):

Cardiovascular

2. Cholesterol and Your Heart

To understand how cholesterol affects your cardiovascular health, it helps to understand the workings of your heart and vascular system.
The Heart
Think of your heart as a pump, about the size of a fist and weighing only 8 to 10 ounces. It consists of two upper chambers (the left and right

1. What Blood Pressure Is

How Your Heart Functions
Your heart. It’s about the size of your fist, and it weighs only about eight to 10 ounces. It’s composed of two upper chambers (the left and right atria) and two lower chambers (the left and right ventricles) that work in unison. On average, your heart contracts

1. Healthy Heart, Healthy Brain

Before you begin reading this book, you might be wondering if it’s worth making dietary and lifestyle changes to protect your heart and your brain—especially if cardiovascular disease or dementia runs in your family. Genetics certainly play a role, but your genes are not your destiny. Research suggests a healthy

1. Your Healthy Heart and Brain

You’ve surely heard the phrases “brain food” and “heart-healthy diet.” While some foods do seem to have specific brain benefits, in general, scientists are discovering that a diet that supports a healthy brain is also heart-healthy fare and vice versa. Learning which foods your brain and heart need to function

1. Your Heart-Brain Partnership

Biologically speaking, everything that makes you what you are depends on a three-pound organ inside your skull that is kept alive by the beating of an organ in your chest that weighs only 8 to 10 ounces. Your heart beats about 100,000 times a day, pumping 2,000 gallons of blood

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