For example, thin mucus may be a sign of an early infection, but as the mucus thickens, this suggests more severe congestion in the nose, experts say. What does green mucus mean?

Crackling sounds in your nose may be attributed to a number of conditions involving your sinuses. Here's what you need to know.

If you're wondering why your nose runs when during a workout, we've got answers—plus how to prevent it from happening in the first place.

Blowing your nose too forcefully could damage your nasal passages or push mucus back into your sinuses, increasing congestion.

Discover why you might be coughing up phlegm after a workout and learn tips to manage exercise-induced mucus. Identify triggers like allergies and breathing habits.

Your nose is part of your respiratory system that filters breasted-in air and assists with your sense of smell. Learn more about nose anatomy and functions.

Get a list of foods for a stuffy nose that can help alleviate symptoms and decongest your sinuses so you can breathe easy.

You may think the mucus is to blame for your discomfort, but the stuffiness is mainly due to vein swelling in your nose, says Dr. Alexander. 'A lot of people will blow their nose repeatedly trying ...

Doctors explain the safest and most effective way to blow your nose. Here, experts share how to remove mucus quickly and safely.

Hay fever sufferers have an overabundance of Streptococcus salivarius. The mucus-loving bacteria boost inflammation, causing an endlessly runny nose.

A person may have difficulty breathing through their nose due to a nasal obstruction. Learn more about possible causes and treatment options here.