Background Patients with heart failure (HF) frequently suffer from undetected declines in cardiorespiratory fitness (CRF), which significantly increases their risk of poor outcomes. However, current ...

According to the Chinese Guidelines for the Diagnosis and Management of Atrial Fibrillation, patients with heart failure are classified into: heart failure with reduced ejection fraction (HFrEF, LVEF ...

Different AI models win at images, coding, and research. App integrations often add costly AI subscription layers. Obsessing over model version matters less than workflow. The pace of change in the ...