The color blue suppresses appetite more than any other color. Apart from blueberries and plums, which are mostly purple, there are few naturally blue foods. The hypothesis is that in the remote past, when humans foraged for food, blue was a warning of spoilage or danger.

The Buffet Blues by National Geographic: Everyone loves an all you can eat buffet, but controlling our appetites can be a bit of a struggle. We’re testing to see if a simple change of scenery can impact peoples’ portion sizes.

The highly virulent Ebola virus has seen a few major outbreaks since it first appeared in 1976 -- with the worst epidemic occurring in 2014. How does the virus spread, and what exactly does it do to the body? Alex Gendler details what Ebola is and why it's so hard to study.

Lesson by Alex Gendler, animation by Andrew Foerster. View full lesson:
http://ed.ted.com/lessons/what-we-know-and-don-t-know-about-ebola-alex-gendler

How do the lungs work? TED-Ed video



When you breathe, you transport oxygen to the body’s cells to keep them working, while also clearing your system of the carbon dioxide that this work generates. How do we accomplish this crucial and complex task without even thinking about it? Emma Bryce takes us into the lungs to investigate how they help keep us alive.

Lesson by Emma Bryce, animation by Andrew Zimbelman for The Foreign Correspondents' Club.

Read the full lesson here: http://ed.ted.com/lessons/what-do-the-lungs-do-emma-bryce

What does the liver do?



There’s a factory inside you that weighs about 1.4 kilograms and runs for 24 hours a day. It’s your liver: the heaviest organ in your body, which simultaneously acts as a storehouse, a manufacturing hub, and a processing plant. Emma Bryce gives a crash course on the liver and how it helps keep us alive.

Lesson by Emma Bryce, animation by Andrew Zimbelman for The Foreign Correspondents' Club.

Fibromuscular dysplasia (FMD) is an angiopathy that affects medium-sized arteries predominantly in young. Renal involvement occurs in 60-75%, cerebrovascular involvement in 25-30%, visceral involvement in 9%, and arteries of the limbs in about 5%.



Cleveland Clinic physician, Dr. Gornik and Pam Mace from FMDSA answer questions about fibromuscular dysplasia (FMD) on this spreecast video chat (6/2014).

References:

Fibromuscular Dysplasia (FMD): Causes, Types, Symptoms and Treatment - Cleveland Clinic http://bit.ly/1sRTXKw

Thanks to St. Michael's Hospital http://www.stmichaelshospital.com, Health Quality Ontario http://www.hqontario.ca, and Institute for Healthcare Improvement http://www.ihi.org

Check out our new website http://www.evanshealthlab.com/
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Dr. Mike Evans is a staff physician at St. Michael's Hospital and an Associate Professor of Family Medicine. He is a Scientist at the Li Ka Shing Knowledge Institute and has an endowed Chair in Patient Engagement and Childhood Nutrition at the University of Toronto.

Written, Narrated and Produced by Dr. Mike Evans
Illustrations by Liisa Sorsa
Directed and Photographed by Mark Ellam
Produced by Nick De Pencier
Editor, David Schmidt
Story/Graphic Facilitator, Disa Kauk
Production Assistant, Chris Niesing
Director of Operations, Mike Heinrich

©2014 Michael Evans and Reframe Health Films Inc.