Yes, it is possible.
Bacteria that cause gum disease can be passed from one person to another through saliva. The good news is that if you're healthy and don't have gum disease yourself, your immune system will likely protect you from infection.
But this is another good reason to ensure that both you and your kissing partner keep your gums healthy!
If you want to be sure you're not transferring gum disease to your partner or members of your family, follow these tips to keep your gums healthy. Or, if you think you or your partner may have gum disease, visit a dentist for a checkup or ask to be tested.