Freepers, need your help. Does anyone on here have a family member or friend who has gained massive weight and excessive overeating is NOT causing it. I have great 2nd cousin-in-law who is approaching 500lbs, has always been a bit heavy, but not THAT heavy. Recently had massive water retention and went from 275-300 lbs to 500lbs, resulting in an ER trip. He and the wife have been to around 20 doctors in the metroplex (Dallas-Fort Worth) who have run a myriad of tests, found that his heart is fine, his cholesterol and blood pressure are normal, no diabetes and...