Cardiology

New research shows e-cigarettes cause cardiac arrhythmias

A new study from University of Louisville researchers in the Christina Lee Brown Envirome Institute has found that exposure to e-cigarette aerosols can cause heart arrhythmias in animal models—both in the form of premature ...

Cardiology

'Bionic' pacemaker reverses heart failure

A revolutionary pacemaker that re-establishes the heart's naturally irregular beat is set to be trialled in New Zealand heart patients this year, following successful animal trials. "Currently, all pacemakers pace the heart ...

Diseases, Conditions, Syndromes

Chronic fatigue syndrome—a system under stress

Australian researchers have discovered for the first time that reduced heart rate variability – or changes in heart beat timing – best predicts cognitive disturbances, such as concentration difficulties commonly reported ...

Cardiology

Heart rate variability linked to atrial fibrillation

(HealthDay)—Low resting short-term heart rate variability (HRV) is associated with increased incidence of atrial fibrillation (AF), according to a study published in the Jan. 24 issue of the Journal of the American College ...

Neuroscience

Studying the causes of sudden death in epilepsy

One in every 1,000 patients with epilepsy dies suddenly every year. Researchers have confirmed that some severe-type seizures (generalized convulsive seizures—GCS) are the most consistent risk factor for Sudden Unexpected ...

Health

Alcohol interferes with the restorative functions of sleep

Large amounts of alcohol are known to shorten sleep latency, increase slow-wave sleep, and suppress rapid eye movement (REM) during the first half of sleep. During the second half of sleep, REM increases and sleep becomes ...

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