People with heart disease who received a shingles vaccine had nearly half the rate of serious cardiac events a year later compared with those who did not get the vaccine, according to a study being presented at the American College of Cardiology’s Annual Scientific Session (ACC.26)…
Without a randomized trial I think there’s residual confounding. Doesn’t mean you shouldn’t get the vaccine. All of the vaccine association studies feel like this to me. But they’re still good.