Ever wondered why the colour of your snot is different when you're sick? You're probably not the first person to ask this ...

Ever wondered why the color of your snot is different when you're sick? You're probably not the first person to ask this ...

Pharmacist Rita, who worked with nasal spray brand Xlear, said green snot is a sign the infection has taken hold and your immune system is in overdrive. "You might have a temperature and be ...

Coughing up thick, green mucus may mean a bacterial or, less often, viral infection, but that's not always true. You ...

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 the yellow or green snot, yellow in particular is ...

When your child's snot is green, it means the white blood cells are working overtime to fight off their infection. Your child may need antibiotics to help fight off the infection if your child has ...

Green Green mucus results from an intensified immune response. The green tint comes from an enzyme called myeloperoxidase , which is produced by neutrophils (a type of white blood cell).