It's not like we didn't already know this but just in case....
Obesity has a major impact on cardiovascular diseases such as heart failure (HF), coronary heart disease (CHD), sudden cardiac death, and atrial fibrillation, and is associated with reduced overall survival
Quote from a paper called "Obesity and Cardiovascular DiseaseRisk Factor, Paradox, and Impact of Weight Loss" from JACC Journals.
Still a very sad story for the involved people and family.