Note that while diastolic blood pressure is diminished and the pulse pressure widens, systolic blood pressure generally remains normal or can even be slightly elevated. This is because sympathetic nervous system and the renin-angiotensin-aldosterone axis of the kidneys compensate for the decreased cardiac output.
Amazon Echo, also known as Alexa, is a voice command device from Amazon.com that is always listening. Its functions include question answering, playing music and controlling smart devices.
The Amazon Echo has quietly become the hottest smart home product on the market. Suddenly, every tech company wants to integrate its products with Amazon's customizable virtual assistant, Alexa. The integrations keep coming, at such a pace that it can be hard to know exactly which products work with Alexa.