I hadn’t heard of this before, but my coworker’s middle aged dog just got diagnosed with congestive heart failure. Apparently the food he was on, Acana, is highly correlated with heart problems due to the high proportion of lentils, peas, and potatoes fed over a long period of time.
FDA Investigates Potential Link Between Diet & Heart Disease in Dogs
Latest update on the FDA’s investigation into reports of dilated cardiomyopathy (DCM) in dogs eating certain pet foods.
fda.gov