I just had my gastric sleeve a wk. ago. I am 55 w/CHF stage III....i have a pacemaker n defibrillator/ICD and am doing well.....my type of Heart Failure is Dilated Cardiomyopathy (enlarged heart) but i have no blockages..... EF of 38 %. I was also a very bad diabetic on 2 different insulins and a tablet....i got my gastric sleeve because i want to live longer and if thats what it took so be it 💞 I am thankful for my life everyday.....