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Condition Center


Chronic obstructive pulmonary disease (COPD) includes two lung conditions—chronic bronchitis and emphysema. More than 12 million people in the United States have COPD (and COPD is the fourth leading cause of death), but another 12 million have COPD without knowing it.

COPD Journey

Chronic Obstructive Pulmonary Disease

COPD symptoms are sometimes dismissed as a 'smoker's cough.' (About 50% to 90% of COPD cases are thought to be due to smoking.) The more you know about the causes, symptoms, diagnosis, and treatment of COPD, the better your chances of preventing COPD.


  • Women With Asthma May Have Higher Risk of Fertility Problems

    Women with asthma may take longer to get pregnant and have a lower pregnancy rate than those without the lung disease, new research suggests.

  • TB Cases Falling for Foreign-Born People in U.S.

    WEDNESDAY, Feb. 10, 2016 (HealthDay News) — Tuberculosis cases among foreign-born people in the United States fell by one-fifth in recent years, and the reasons for the decline depend on people’s country of origin, a new study suggests. Tuberculosis (TB) is a bacterial infection affecting the lungs and sometimes other organs. Overall, TB cases in the [...]

  • Smog Is Bad, and It Can Hurt Your Health for Decades

    Air pollution can increase the risk of premature death, even decades later.

  • Study Ties School Calendar to Asthma Flare-Ups

    MONDAY, Feb. 8, 2016 (HealthDay News) — Greater exposure to cold viruses may help explain why children with asthma tend to suffer their worst symptoms when their school reopens after a break, a new study suggests. “The school calendar predicts common cold transmission, and the common cold predicts asthma exacerbations,” said senior author Lauren Meyers, a [...]

  • Legionnaires’ Disease Can Transmit Person-to-Person, Case Suggests

    WEDNESDAY, Feb. 3, 2016 (HealthDay News) — Legionnaires’ disease — the respiratory illness that plagued New York City in an outbreak last summer — is typically thought to develop when people breathe in contaminated mist or water droplets. However, a case that occurred in the fall of 2014 in Portugal suggests that the often deadly bacterial [...]

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