A new study from the University of California researchers suggests that shingles vaccination may halve the one-year risk of serious cardiac events among older adults with heart disease. The vaccine has been found to have cardioprotective effects, similar to quitting smoking. This is part of accumulating evidence that the vaccine may protect against health conditions beyond shingles.
Source: https://www.cidrap.umn.edu/varicella/shingles-vaccine-tied-half-risk-cardiac-events-older-adults-heart-disease