What is Blood Pressure? | #aumsum

It’s AumSum Time. What is blood pressure? It’s a form of acupressure. No. In order to deliver oxygen and nutrients. To each and every cell of our body. Our heart pushes blood through tubes called blood vessels. As the blood moves, it exerts force on the vessels’ walls. The measurement of this force of blood…

7 of the Strangest Allergies

[♪ INTRO ] When you think of allergies, the first thing that comes to mind is probably seasonal allergies, like a sneezing fit over some pollen, or a food allergy that’s closed up somebody’s throat. But they’re more than just pollen and peanuts. Allergies can happen in response to a lot of things, because they’re…

What Does Sugar Actually Do To Your Body?

it’s interesting when we design our studies we provide diets that are high in starch and then we take away that starch and replaced it with sugar why do we even see such unfavorable effects when we replace pasta or bread with a fructose sweetened beverage or let’s even say high fructose corn syrup sweetened…

How People Have Evolved to Live in the Clouds

Thanks to Brilliant for supporting this episode of SciShow. Go to Brilliant.org/SciShow to learn more. ♪♪♪ Even the most seasoned mountain climbers can start to struggle at high altitudes. That’s because the higher you hike, the thinner the air gets. It’s literally less dense because it’s under less pressure, and that means you get fewer…

Pulmonary Embolism: Different Tests | Medical Minute Monday Ep. 13

Hey there! Welcome back to the Medical Minute! This week we’ll be comparing and contrasting ventilation-perfusion scans and CT pulmonary angiograms. Ventilation-perfusion scans and CT pulmonary angiograms are primarily used to test for pulmonary embolism, which is a blood clot in the lung or the pulmonary arteries leading from the heart into the lungs. The…

Why are Scots so sick: Dr. Richard Weller at TEDxGlasgow

Translator: Ellen Maloney Reviewer: Denise RQ Thanks. My name is Richard Weller, and I am from Edinburgh. It’s tough following that; your heart sinks when you hear the words “academic dermatologist”, after the last couple of talks, I am sure. Before I became a dermatologist, I started in general medicine, as most dermatologists do in…