American Heart Association (AHA) ndi bungwe lopanda phindu ku United States lomwe limapereka ndalama zofufuza zachipatala zamtima, limaphunzitsa ogula za moyo wathanzi komanso kulimbikitsa chisamaliro choyenera cha mtima pofuna kuchepetsa kulumala ndi imfa zomwe zimadza chifukwa cha matenda a mtima ndi sitiroko. Idapangidwa koyambirira ku New York City ku 1924 ngati Association for the Prevention and Relief of Heart Disease, [3] pano ili ku Dallas, Texas. American Heart Association ndi bungwe ladziko lodzifunira lazaumoyo. Amadziwika ndi kufalitsa malangizo okhudza matenda a mtima ndi kupewa, miyezo yokhudzana ndi chithandizo cha moyo, chithandizo chapamwamba cha moyo wa mtima (ACLS), ndi chithandizo chapamwamba cha moyo wa ana (PALS), ndipo mu 2014 anapereka malangizo ake oyambirira oletsa kukwapula kwa amayi.