New study shows link between secondhand smoke and cardiac arrhythmia

(University of California - Davis Health) Continuous indoor exposure to secondhand tobacco smoke triggers changes in the heart's electrical activity, known as cardiac alternans, that can predict cardiac arrhythmia and sudden cardiac death, a new study from UC Davis Health researchers shows. The authors believe the study, conducted in mice, suggests that secondhand smoke exposure alters cells that regulate how the heart beats.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news