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.
Amazon's Alexa makes herself at home. With Amazon's Echo smart speaker becoming a surprise hit, the online retailer is expanding its line of Alexa voice assistants with two new devices. For the past year, Amazon's Echo speaker, which houses a digital voice assistant called Alexa, has become a breakout hit of the connected home.