The past few decades have seen ongoing development of continuous glucose monitoring
(CGM) systems that are noninvasive and accurately measure blood glucose levels. The …

Photoplethysmography is a key sensing technology which is used in wearable devices such
as smartwatches and fitness trackers. Currently, photoplethysmography sensors are used to …

The photoplethysmogram (PPG) signal is widely measured by clinical and consumer
devices, and it is emerging as a potential tool for assessing vascular age. The shape and …

This chapter presents the fundamental signal processing techniques used to analyze the
PPG signal. The chapter starts by providing an overview of the PPG signal, covering its …

Recent advances in the Medical Internet of Things (MIoT) and big data enable a prospering
platform for pervasive healthcare and facilitate the transformation from hospital-centered to …

Healthcare is expected to increasingly shift care out of inpatient settings thanks to wearable
monitoring systems. Photoplethysmography (PPG) is an optical technique already integrated …

Photoplethysmography (PPG) is widely used to assess cardiovascular health. However, its
usage and standardization are limited by the impact of variable contact force and …

Microcirculation is a key compartment in the human cardiovascular system due to its vital
roles in providing oxygen and nutrients to tissue, removing metabolic byproducts and …

The widespread adoption of Photoplethysmography (PPG) as a non-invasive method for
detecting blood volume variations and deriving vital physiological parameters reflecting …

Heart failure is associated with a rehospitalisation rate of up to 50% within six months.
Elevated central venous pressure may serve as an early warning sign. While invasive …