A lot of people worry that they have bad breath or ‘halitosis’. A family member might comment, or you may just feel like your breath is stale. An easy way to tell is to lick the back of your hand and smell. Alternatively, you can ask someone you can trust to be honest. There are a few causes of bad breath. One of the most common is gum disease. Either gingivitis, which is inflammation of the gums or periodontitis that is a more serious condition that affects the ligament holding your teeth in your jaw. You may also have a build up of tartar or calculus or just have an area food is getting stuck between your teeth.