Even if it is kind of gross when you're full of it and wrestling with it, phlegm actually serves a useful purpose: The thick, sludgy substance—made up of mostly water, salt, and antibodies—is designed ...

Medically reviewed by Susan Russell, MD Key Takeaways Coughing up white mucus can be a sign of an upper respiratory infection ...

When you're sick you'll often produce more phlegm, and might notice it's thicker or a different color: white, green, yellow or maybe even brown. We all produce mucus, even when healthy. Mucus is a ...

Healthy phlegm is usually clear and runny, but many different health conditions can change the consistency or color. Phlegm, also called sputum, is mucus produced by your lungs that helps protect your ...

A blocked, stuffy nose and clogged sinuses are no fun. Try these home remedies to clear congestion, improve sinus drainage, and start breathing better.

Please provide your email address to receive an email when new articles are posted on . Mucus scores included 6 for the nonbiologic group and 3 for the biologic group. Mucus scores also included 5 for ...

Doctronic reports chest colds last 7-14 days, caused by viral infections or irritants, with symptoms like cough and chest ...

While we may think of mucus as merely the slimy substance that clogs our nose and gets blown into a tissue, it's so much more. It lines several body organs, acting as a first line of defense against ...

Infections often cause toddlers to cough at night. It may sound like barking or whooping. Caregivers can ensure children get plenty of rest and clear fluids, give them a warm bath or shower before bed ...