kypost.com | Koch's numerous health problems likely contributed to congestive heart failure Fox News The revered politician battled an assortment of health problems throughout his life – all of which could have contributed to the cause of his death: congestive heart failure, according to one doctor. In 1987, he suffered a minor stroke. Then, in June ... Controversial New York mayor dies of heart failure Heart failure causes death of former New York City Mayor Ed Koch Former NYC Mayor Ed Koch Dies At 88 Of Heart Failure |