Research indicates that a shingles vaccine can reduce the risk of dementia by 20%, with women benefiting more than men. The study involved over 280,000 older adults and utilized data from a vaccination rollout in Wales. The findings suggest that preventing reactivation of the shingles virus may reduce cognitive decline and inflammation in the nervous system. Research indicates that a shingles vaccine can reduce the risk of dementia by 20%, with women benefiting more than men. The study involved over 280,000 older adults and utilized data from a vaccination rollout in Wales. The findings suggest that preventing reactivation of the shingles virus may reduce cognitive decline and inflammation in the nervous system. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle