When Donald Trump first won the US presidential election four years ago, many around the world were left shaken up for days. A medical journal is now asking whether news of that political event had any immediate health impacts.The answer is yes, there was a noticeable increase in the number of people hospitalized in southern California due to cardiovascular diseases, say researchers from Harvard University and Kaiser Permanente, a health care company in the US.The research, published in the Proceedings of the National Academy of Sciences (PNAS) on October 12, found that such stress poses a gre...