I've been to Cuba many times. Trust me, the people are doing very well now and will do even better now that China has broken the back of US dirty tricks.
You're wrong about health care being not universal. With your access to the internet, the truth is at your fingertips.
In Cuba, health care is considered a human right for all citizens; health care is therefore a national priority. Cuba's health policy emphasizes prevention, primary care, services in the community, and the active participation of citizens. These emphases have produced an impressively high...
pubmed.ncbi.nlm.nih.gov
Note too that life expectancy is higher in Cuba than in America.
The national library of medicine can be checked out at a Wikipedia link.