Cardiosense says its CardioTag device is the first wearable sensor that simultaneously captures high-fidelity ECG, PPG and SCG signals ...

Aortic regurgitation can result from abnormalities of the aortic valve leaflets or dilation of the aortic root, though an increase in afterload is not by itself a cause of aortic regurgitation.

The ratio of LV end-systolic pressure to LV end-systolic volume provides a relatively afterload-independent assessment of LV contractility. 5 An entirely noninvasive assessment of LV contractility is ...

Hypertension is the most common chronic disease in the world, yet the precise cause of elevated blood pressure often cannot be determined. Animal models have been useful for unraveling the ...

Philosophy of the guideline Oxygen is a treatment for hypoxaemia, not breathlessness. Oxygen has not been proven to have any consistent effect on the sensation of breathlessness in non-hypoxaemic ...