If you've ever had a smartwatch, you've probably noticed that little green light that flashes on the bottom of it. What's up ...

Wrist-derived photoplethysmography (PPG) can accurately detect cardiac arrest in adults undergoing ventricular tachycardia (VT) ablation or subcutaneous implantable cardioverter-defibrillator ...

Photoplethysmography is a non-invasive, optical measurement technique that is widely used for health monitoring. Much research focuses on how to leverage the wealth of information in the ...

BACKGROUND: Radial artery access is commonly performed for coronary angiography and invasive hemodynamic monitoring. Despite limitations in diagnostic accuracy, the modified Allen test (manual ...

Advancing the potential applications of photoplethysmography, an optical technique used to measure heart rate, in cardiovascular and mental health monitoring requires the analysis of complex nonlinear ...