Definition of obstructive | Bee Dictionary of English

On the other hand, minority stock-holders have sometimes adopted a purely obstructive attitude in order to be bought off.
Such findings may someday offer hope for millions of American suffering from lung diseases such as chronic obstructive pulmonary disease (COPD), emphysema and chronic bronchitis.
Two-thirds of chronic snorers develop a serious condition known as obstructive sleep apnea.

People With Sleep Apnea At Increased Risk For Sudden Cardiac Death
Although people with obstructive sleep apnea (OSA) have an increased risk for death and cardiovascular disease, the relationship between OSA and sudden cardiac death (SCD) has not been clear. Now a new study published in the Journal of the American College of Cardiology provides evidence that OSA is in fact associated with an increase in the risk for SCD.
June 11, 2013 - Forbes
Online Community Do More With Oxygen Shares Tips for Better Understanding the Nutrition Facts Label
When a person is diagnosed with Chronic Obstructive Pulmonary Disease , a progressive disease that makes it difficult to breathe, or other chronic lung disease, he or she encounters a number of challenges. ...
June 11, 2013 - Marketwired via Yahoo! Finance
Sleep apnea increases risk of sudden cardiac death
A moderate case of obstructive sleep apnea can significantly increase a person's risk for sudden cardiac death, an often fatal condition where the heart stops beating and must be immediately treated with CPR or an automated external defibrillator, according to the largest study of its kind published online today in the Journal of the American College of Cardiology.
June 11, 2013 - EurekAlert!

Bart Stupak in The Associated Press
Rep. Bart Stupak, D-Mich., said the CEO's "evasive and obstructive" responses during Thursday's congressional testimony further damaged BP's reputation.
Patricia de Lille in Independent Online
De Lille said the ID hoped to "see a considerable change in the DA from its traditional obstructive politics to the politics of engagement".
George Osborne in BBC News
Mr Osborne accused Alistair Darling of being "at best indifferent, at worst obstructive" on environmental issues.