This statistic depicts the percentage of U.S. adults that were aware of the five most common heart attack signs and symptoms from 2008 to 2017. According to the data, the percentage of adults that had heart attack symptom knowledge increased from about 40 percent in 2008 to 50 percent in 2017.
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MMWR, & CDC. (February 8, 2019). Percentage of adults in the U.S. that were aware of the five most common symptoms of a heart attack in 2008, 2014 and 2017* [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/
MMWR, und CDC. "Percentage of adults in the U.S. that were aware of the five most common symptoms of a heart attack in 2008, 2014 and 2017*." Chart. February 8, 2019. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/
MMWR, CDC. (2019). Percentage of adults in the U.S. that were aware of the five most common symptoms of a heart attack in 2008, 2014 and 2017*. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/
MMWR, and CDC. "Percentage of Adults in The U.S. That Were Aware of The Five Most Common Symptoms of a Heart Attack in 2008, 2014 and 2017*." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 8 Feb 2019, /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/
MMWR & CDC, Percentage of adults in the U.S. that were aware of the five most common symptoms of a heart attack in 2008, 2014 and 2017* ÌÇÐÄÆƽâ°æ, /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/ (last visited July 25, 2026)
Percentage of adults in the U.S. that were aware of the five most common symptoms of a heart attack in 2008, 2014 and 2017* [Graph], MMWR, & CDC, February 8, 2019. [Online]. Available: /statistics/968812/knowledge-of-heart-attack-symptoms-us-adults/
