If someone says you have "dragon's breath," they're not making a Game of Thrones reference. It's more likely a (sort of) subtle way of saying you have bad breath and could use a mint ASAP. Morning ...

Waking up with bad breath is normal. As they break down these substances, they produce volatile sulfur compounds and other byproducts that are responsible for the unpleasant odors commonly associated ...

For people sleeping in close proximity to someone else, the first yawn in the morning can be chemical warfare. "Yuck, your breath reeks!" Yes, morning breath can be quite foul. Decreased saliva levels ...

Waking up with morning breath is a common, often temporary experience caused by the natural activity of oral bacteria. Overnight, saliva production slows, reducing the mouth’s self-cleaning action and ...

Morning breath stems from natural bacterial activity when saliva production slows overnight. While typically harmless and manageable with good hygiene, persistent foul odors, red gums, or mouth sores ...