Health Matters on Midday, where we dig into health topics you might be curious about. 

New research shows that a vaccine aimed at preventing the painful shingles virus may also lower the risk of dementia. Dementia affects more than 55-million people worldwide and those numbers are expected to grow over the next 20 years.

Meantime, although one-in-three adults will get shingles, many are still opting out of the vaccine. Dr. Richard Ferguson, President-Black Physicians of Utah, joins Maria Shilaos to talk about the effectiveness of the shingles vaccine and what causes the virus.