Did you know that at least half of adults over the age of 35 have a form of gum disease? Not only is it a leading cause of tooth loss, but researchers have connected it to various serious health issues, including an increased risk of heart attacks and Alzheimer’s. Gingivitis is the first stage of the infection, which is easy to treat when caught early. Red, swollen, and bleeding gums aren’t anything to ignore. Not only can the bacterial infection harm your overall wellness, but researchers have found that it can be spread through saliva. Here’s what you need to know to protect your loved ones.