Respiratory Conditions

Respiratory conditions impact the lungs and the ability to breath. In this section, find out about the symptoms and treatment of apnea, orthopnea and more.

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The World Trade Center dust consisted of a dangerous mixture of particles, asbestos and a class of chemicals called persistent organic pollutants, and it's still causing health problems for survivors.

By Roberto Lucchini

New data released today from the U.S. Centers for Disease Control and Prevention is behind the agency's updated mask guidelines. What so alarmed the CDC that it's telling even the vaccinated to wear masks again?

By Joanna Thompson

What in the world is monkeypox, and should Americans be worried about another contagious virus spreading across the country?

By Joanna Thompson

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We should know by now to wear a mask in public. But with more variants of coronavirus, should we wear two masks to stop the spread?

By John Donovan

Reopening schools is at the top of everyone's wish list, but does reopening them cause COVID-19 to spread? Well, it's complicated.

By Scott A Imberman, Dan Goldhaber & Katharine O. Strunk

Wearing some sort of face mask is more important than ever now to protect you and others from coronavirus. But how do clean and safely store it?

By Carrie Whitney, Ph.D.

Anosmia, or the loss of the ability to detect one or more smells, is a common symptom of upper respiratory viral infections. It might also be a way to tell if you have novel coronavirus.

By Jesslyn Shields

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More than a year has passed since a new strain — SARS-CoV-2 — emerged in China and rapidly spread across the globe, infecting more than 90 million and killing more than 2 million. What has — and hasn't — changed since then?

By Sarah Gleim

The long-standing cultural belief that milk products generate phlegm is a myth, according to a 2018 literature review.

By Jesslyn Shields

And the good news is that researchers have identified the protein that may be causing the problem.

By Kate Kershner

The branding on cigarette boxes steers smokers who pick up the packs. But without it, smokers aren't as keen on taking a drag.

By Kate Kershner

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Genetic mutations in ancient Vikings protected them from parasites, but contribute to our modern susceptibility to lung diseases COPD and emphysema.

By Jesslyn Shields

Studies presented at the 2016 AAAS meeting find an impact on immune system genes and on the potential for artherosclerosis.

By Christopher Hassiotis

A cystic fibrosis newborn screening test is relatively inexpensive. Learn more about the cost of a cystic fibrosis test from this article.

By HowStuffWorks.com Contributors

Try home remedies or pharmaceutical medications for quick relief from heavy congestion. Find out about the fastest way to cure heavy congestion from this article.

By HowStuffWorks.com Contributors

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The life expectancy for someone with emphysema depends on many factors, including the severity of the condition. Learn more about the life expectancy for someone with emphysema from this article.

By HowStuffWorks.com Contributors

COPD is a progressive disease that makes it more and more difficult to breathe as the disease worsens. Learn more about COPD by reading this article.

By HowStuffWorks.com Contributors

Emphysema is a disease in which air becomes trapped in the lungs, making it difficult to breathe out. Learn more about emphysema in this article.

By HowStuffWorks.com Contributors

Pseudomonas aeruginosa is bacteria that infect immunocompromised people, and can cause pneumonia, and chronic respiratory problems in vulnerable people. Learn more about pseudomonas aeruginosa and its relationship to respiratory infections from this article.

By HowStuffWorks.com Contributors

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Acute respiratory distress syndrome is a sudden increase in fluid in the lungs, leading to life-threatening breathing problems. Learn more about acute respiratory distress syndrome from this article.

By HowStuffWorks.com Contributors

Bronchitis is characterized by inflammation of the larger airways leading into the lungs. Learn more about the problems and conditions of bronchitis from this article.

By HowStuffWorks.com Contributors

Exercise training has many positive effects on people with chronic obstructive pulmonary disease. Learn more about the effects of exercise training on physical functioning patients with chronic obstructive pulmonary disease by reading this article.

By HowStuffWorks.com Contributors

Emphysema occurs when the small air sacs in your lungs become damaged and destroyed. Learn more about emphysema by reading this article.

By HowStuffWorks.com Contributors

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There are four stages of emphysema. Learn more about the stages of emphysema by reading this article.

By HowStuffWorks.com Contributors

A lower respiratory infection is any infection of the trachea, airways or lungs. Learn what a lower respiratory infection is in this article.

By HowStuffWorks.com Contributors