You should know that more and more Islamic doctors have entered Western medicine and research. That is the main driver behind the constant “no alcohol is good for you” push of the last decade.
My beloved grandfather, who was “tee-totaller” was ordered by his doctors to have a drink every night to help with his arteries.
I guess the times have changed as far as medical attitudes are concerned, but since I doubt human physiology hasnt changed much, I would tend to look for other explanations, including one that goes something like this...
Doctors just make stuff up and really don’t look for root causes, not enough time, etc. How could these researchers really do effective controlled, double blind studies over long periods? Color me unconvinced.