By Maya Guglin, MD, as told to Mary Jo DiLonardo

Your heart’s job is to pump blood around your body to supply all your organs with the oxygen they need to work well. When your heart doesn’t pump as strong and as efficiently as it’s supposed to, you have heart failure.

As your heart struggles to pump blood, fluid levels build up in your body. This excessive fluid causes almost all symptoms of heart failure.

Typically, people with heart failure complain of shortness of breath and fatigue. They might also gain some weight.

Shortness of Breath

There are two pumping chambers in the heart: the…


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