My Brother-in-law Is 5 6 Years Old And Was Just

My brother-in-law is 5 6 years old and was just diagnosed with 15% of his heart working they're trying to get fluid office has one kidney they think and they did angiogram today and sound arteries blocked his cholesterol was always in the 400 took medicine for a while and then quit and has been a heavy drinker probably in the last 6-7 years no smoking