Photoplethysmography News and Research

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Photoplethysmography (PPG) is a simple optical technique used to detect volumetric changes in blood in peripheral circulation. It is a low cost and non-invasive method that makes measurements at the surface of the skin.

High levels of moderate-to-vigorous physical activity linked to lower arterial stiffness in children

High levels of moderate-to-vigorous physical activity are associated with lower arterial stiffness in 6-8-year-old children, according to a new study from the University of Eastern Finland.

6 Feb 2017

Next generation wearables for health monitoring: an interview with Dr Steven LeBoeuf

Wearables have proliferated in the marketplace, but there's still a lot of opportunity for growth. One of the ways in which wearables are limited is that people expect their wearables to really measure what they feel is important to be measured

18 Aug 2016

Migraine patients differ from healthy people by increased vascular reactivity

A group of scientists from several Russian universities and medical centers made progress in explaining the nature of one of the most ancient neurologic diseases – migraine. The study was conducted within a larger project to develop a device capable of remotely and effectively diagnosing this disease.

17 Aug 2016

How can deep learning impact healthcare?

“Genomic medicine really needs deep learning,” these were the words of keynote speaker Brendan Frey, CEO Deep Genomics at RE-WORK’s Deep Learning in Healthcare Summit 2016.

8 Apr 2016

FDA grants marketing clearance for WideMed's portable home sleep diagnostic and monitoring solution

WideMed, a leading company engaged in the research, development and sale of innovative products for the growing bio-medical signal diagnostics and treatment market, announced today that the U.S. Food and Drug Administration has granted its home sleep monitoring device, Morpheus Ox, clearance to market in the United States for cardiac patient population.

12 Sep 2011

Backpack straps can decrease blood flow in the shoulder and arm

They found the straps can significantly increase pressure when the load is ten percent or more. They also found that strap pressures with loads as small as ten percent of bodyweight can obstruct localized blood flow and contribute to shoulder fatigue.

8 Apr 2008