Here’s how beta blockers and calcium channel blockers help reduce symptoms of hypertrophic cardiomyopathy (HCM), making it easier for the heart to function. #webmd #hearthealth #hypertrophiccardiomyopathy #HCM #cardiology #heartdisease #patienteducation #consumerhealth webmd.com/heart-disease/video/how-hcm-treatment-works