Cardiology

prospective study of 30 patients with shock found poor agreement between bioreactance and echocardiography during passive leg raising.

A nationwide analysis of older adults found a recent rise in mortality linked to arrhythmia and cerebrovascular disease, with important differences by sex, ethnicity, geography, and place of death.

A cross sectional study of 797 adults with hypertension found that higher DASH diet adherence significantly weakened the association between sedentary time and obstructive sleep apnoea risk.

A study of well-trained military personnel found frequent exercise associated hyponatraemia and overlapping illness risk profiles during a five day high-intensity training course, despite no observed clinical symptoms.

A registry-based follow-up study found treadmill stress testing safely identified symptoms and indications for aortic valve replacement in patients with asymptomatic severe aortic stenosis, though some eligible patients remained untreated.

A cross-sectional study found hypertension affected nearly half of adults receiving HAART, with obesity, dyslipidaemia, elevated blood glucose, and HIV disease markers independently associated with increased risk.

A study of more than 41,000 patients found that reinforcement learning identified treatment variation in coronary artery disease and outperformed physician policies.

A deep learning system using in-ear audio from earbuds estimated stroke volume with high accuracy in healthy adults, supporting the potential for scalable and continuous cardiovascular monitoring outside clinical settings.