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Heart Failure

Heart Failure with Reduced Ejection Fraction, Explained

Lauren Smith, MASanjai Sinha, MD
Written by Lauren Smith, MA | Reviewed by Sanjai Sinha, MD
Updated on August 5, 2025
Featuring Marrick Kukin, MDReviewed by Sanjai Sinha, MD | August 5, 2025

Ejection fraction refers to the percentage of blood that leaves the left ventricle of the heart with each pump. It is also known as systolic heart failure. Luckily, treatment for heart failure may help improve ejection fraction. If you start treatment at an early stage, you may be able to slow the progression of heart failure and keep symptoms milder.

Remember, don’t be discouraged by the name “heart failure.” Your heart hasn’t “failed,” and it’s still possible to see improvement in most cases. Learn more about the heart health numbers to monitor when treating heart failure.

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Lauren Smith, MA
Written by:
Lauren Smith, MA
Lauren Smith, MA, has worked in health journalism since 2017. Before joining GoodRx, she was the senior health editor and writer for HealthiNation.
Sanjai Sinha, MD
Reviewed by:
Sanjai Sinha, MD
Sanjai Sinha, MD, is a board-certified physician with over 20 years of experience. He specializes in internal medicine.

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