Emphysema

Duke University has admitted that a research lab technician falsified or fabricated research data, some of which went into successful applications for major grants from the Environmental Protection Agency, as well as other government agencies.

A home's air may seem cleaner after a smoker has quit, but researchers report in the journal Tobacco Control that toxins from tobacco smoke can linger for months.

Substituting electronic cigarettes for tobacco is beneficial to public health and should be encouraged for current smokers, according to a report from the U.K.’s Royal College of Physicians.

A British mother is grieving the loss of her two children, who died within a week of one another from cystic fibrosis, following the death of her other daughter from leukemia, metro.co.uk reported.

A 22-year-old British woman suffering from a life-threatening condition has opted to check off her bucket list instead of remaining on a waiting list for heart and lung transplants, The Daily Mirror reported.

Cigar smokers are thought to inhale less smoke than cigarette smokers, leading some people to believe they pose fewer health risks than cigarettes.

Smokers who kick the habit could be hard-wired for success, thanks to greater communication between two regions of the brain that may play a role in controlling the urge to reach for cigarettes, a U.S. study suggests.

Doctors may be able to diagnose lung cancer by gauging the temperature of exhaled breath.

Gruesome photographs on cigarette packages may deliver more effective anti-smoking messages than words, a new analysis finds.

The American Heart Association's first policy statement on electronic cigarettes backs them as a last resort to help smokers quit. The American Cancer Society has no formal policy but quietly took a similar stance in May.