Periodontal disease, commonly known as gum disease, is a widespread condition that impacts the tissues surrounding the teeth. Gum disease is primarily associated with oral health issues, such as bleeding gums, tooth loss, and bad breath. However, emerging research suggests that gum disease may also be associated with an increased risk of dementia1. Yep, there’s a link between the health of your mouth and the health of your brain. Here’s what to know.