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How Your Heart Works
health.howstuffworks.com/human-body/systems/circulatory/heart.htm
The heart is a vital organ that basically serves as a pump. Learn about heart chambers and valves, blood flow, heart's electrical system and blood supply.
How Diabetes Affects the Heart
health.howstuffworks.com/diseases-conditions/diabetes/how-diabetes-affects-the-heart.htm
Diabetes has a direct effect on heart health. Learn how diabetes can cause or exacerbate many of the aspects of heart disease.
How Nutrition Works
health.howstuffworks.com/wellness/food-nutrition/facts/how-nutrition-works.htm
Proper nutrition is the most important step towards good health in both the short and long term. Learn how to eat well and plan a healthy diet.
What determines the rhythm of your heart?
health.howstuffworks.com/human-body/systems/circulatory/heart-rhythm.htm
Your heart rhythm must be steady in order to be strong. Learn about your heart rhythm and find out what your heart does during every heartbeat.
Heart Pictures
health.howstuffworks.com/human-body/systems/circulatory/heart-pictures.htm
Take a look at these heart pictures to learn about the different parts of the heart and more. See our heart pictures to learn more.
Coronary Heart Disease 101
Coronary heart disease is the most common form of cardiovascular disease, the leading cause of death. Find out how coronary heart disease works.
How and why does the heart pump blood to itself?
health.howstuffworks.com/human-body/systems/circulatory/heart-pump-blood.htm
Have you ever stopped to wonder how does the heart pump blood to itself and the rest of your body? Learn the answer to how does the heart pump blood.
How Elevator Psychology Works
health.howstuffworks.com/mental-health/anxiety/how-elevator-psychology-works.htm
Elevators give many people anxiety. So how does elevator psychology, or treating people who are scared of elevators, work? Find out at HowStuffWorks.
Pregnancy Tests Overview
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/how-pregnancy-tests-work.htm
Home pregnancy tests are an easy way to find out if you are pregnant, though only your doctor can tell you for sure. Read how pregnancy tests work.
Childhood Vaccinations
health.howstuffworks.com/pregnancy-and-parenting/how-childhood-vaccinations-work.htm
Childhood vaccinations, such as the chickenpox vaccine, protect kids from many diseases. Learn about childhood diseases and their vaccinations.