The Wall Street Journal
The High-Tech World of Working Out
John Foley, co-founder and CEO of Peloton, talks to WSJ sports columnist Jason Gay about engaging with traditional exercise equipment by applying technology to the mix.
Curated Video
I WONDER - Do Animals With Bigger Hearts Live Longer?
This video is answering the question of do animals with bigger hearts live longer.
The Wall Street Journal
Denim Goes Digital
Denim Goes Digital Levi Strauss President and CEO Chip Bergh discusses the future of connected wearables with WSJ Deputy Technology Editor Christina Passariello at the WSJ D.Live conference in Laguna Beach, Calif.
NASA
The Rocket Ranch: Episode 29: First Space Shuttle Flight: Astronaut Bob Crippen on the Legacy of STS-1 & Columbia
The spotlights came on in the predawn hours of April 12th 1981, illuminating a spacecraft like no other, the space shuttle. Just before liftoff, Columbia's crew climbed inside for the very first test flight into space.
Curated Video
Adrenaline and Thyroxine: Hormones and their Effects on the Body
This video explains the functions and production of two important hormones in the body: adrenaline and thyroxine. The video provides a clear explanation for how adrenaline is released in times of stress or fear, and how it prepares your...
Brainwaves Video Anthology
Lisa Feldman Barrett - How Emotions are Made The Secret Life of the Brain
Lisa Feldman Barrett, PhD, is a University Distinguished Professor of Psychology at Northeastern University, with appointments at Harvard Medical School and Massachusetts General Hospital. In addition to the book How Emotions are Made:...
Institute of Human Anatomy
The Science Behind Cannabis Side Effects
The video discusses the effects of cannabis consumption on the body, including dry mouth, red eyes, and the munchies. It explains how cannabinoids bind to receptors in the body and affect different tissues, such as the heart and salivary...
Catalyst University
EKG Patterns Atrial Flutter & Atrial Fibrillation
In this playlist, we discuss clinically relevant EKG patterns. This video specifically covers atrial flutter and atrial fibrillation.
Planet PE
Interval Training- GCSE PE lesson with exam questions
In this video we go through Interval training and a few exam questions, trying a different style see what you think
Institute of Human Anatomy
How the Heart Contracts: Understanding the Electrical Activity and Heart Arrhythmias
In this video, the teacher explains how the heart is able to contract dependably through its natural pacemaker, the SA node, and other specialized cells. The electrocardiogram (ECG) is also discussed as a highly effective method of...
Healthcare Triage
Is the Apple Watch a USEFUL Medical Device?
Apple is pushing the medical benefits of the Apple Watch pretty hard, but we have questions about just how useful the watch's electrocardiogram feature really is. Aaron digs into the research on just how much the device is doing.
Institute of Human Anatomy
What Caffeine Does to the Body
What Caffeine Does to the Body In this video, Jonathan from the Institute of Human Anatomy discusses how caffeine interacts with the various tissues throughout the human body and produces it's various effects, including potential side...
Science360
ELEVATOR PITCH: Real people. Real elevators. (Ep. 2)
What if you had just a few seconds to sell an idea? Entrepreneurs encounter this situation every day. Often, so do people funded by the National Science Foundation’s Small Business Innovation Research and Small Business Technology...
Australian Children's Television Foundation
Bushwhacked! - Series 1 - Episode 11 (Urban Vet)
In this reverse episode, Kayne challenges Brandon to help save animals that live in the city or get into a spot of bother living alongside humans.
Curated Video
How to Read an Electrocardiogram (ECG/EKG)
Making Biology Fun. In this video, I go through the P wave, QRS complex, T and U waves of the Electrocardiagram and go into the details of what each of them represents. Enjoy!
Curated Video
Cardiac Output
This episode goes through the details involved in determining cardiac output. It goes into the cardiac output formula, showing how stroke volume and heart rate are involved in determining cardiac output. It also deals with what happens...
Curated Video
Introduction to the Endocrine System and Negative Feedback Control
In this lecture, I discuss the endocrine system and how endocrine glands control functions in the body through the release of hormones. The pituitary gland is known as the Master Endocrine Gland and plays a major role in controlling the...
Curated Video
Blood Pressure Regulation (Lecture)
How is Blood pressure regulated? How do cardiac output and peripheral resistance fit into the equation? What are the negative effects of hypertension (high blood pressure). I explore these concepts and more in this video
Curated Video
How Adrenaline and Acetylcholine Affect Heart Rate
In this episode, I discuss the effect of Adrenaline and Acetylcholine on heart rate. Adrenaline speeds it up and Acetylcholine slows it down. They both have their effect by modifying the conductance for ions such as Sodium, Potassium and...
Curated Video
What Is Hypertension?
In this video, we cover hypertension. We're going to deal with things like Cardiac Output, peripheral resistance, stroke volume and heart rate, and talk about how those values are related to blood pressure. We also deal with the symptoms...
Curated Video
The Pacemaker Potential of the SA Node and the AV Node
In this episode, I talk about how the Pacemaker Potential results in the signal that causes the heart to beat. I show how the greater conductance for Sodium ions in the Pacemaker Cells in the S.A. Node cause the cells to depolarize,...
Curated Video
Regulating Stroke Volume, Skeletal Muscle Pump and Frank-Starling Mechanism
In this video, I talk about some of the things the body does to regulate stroke volume. I talk about the skeletal muscle pump and how that increases venous returns and about how the increased venous return results in a stronger...
Curated Video
Isovolumetric Contraction
In this video, I talk about the isovolumetric contraction of the ventricles. Once the signal travels to the ventricles, the ventricles contract. However, the valves remain closed until the pressure builds up high enough to open those...
Curated Video
Drugs That Affect the Cardiovascular System
The circulatory system, like every other system in the body, is very important. And when there are problems with your cardiovascular system, your doctor may prescribe various medications to help. Let's take a look at five kinds of...