This cold and flu season, you may be looking for clues you're getting better anywhere you can find them, even in the color of ...

Yellow mucus usually means that your body is dealing with an infection. It’s often a direct result of the white blood cells fighting off a bacteria or virus. According to Connor, green mucus can ...

Producing mucus will help clear your sinuses ... A lot of people think yellow or green snot means you need an antibiotic. That is not true. Laura Martin, MD, MPH If it's a viral infection causing ...