TED Talks
TED: No one should die because they live too far from a doctor | Raj Panjabi
Illness is universal -- but access to care is not. Physician Raj Panjabi has a bold vision to bring health care to everyone, everywhere. With the 2017 TED Prize, Panjabi is building the Community Health Academy, a global platform that...
SciShow
How Dangerous Is Loneliness, Really?
Loneliness isn’t much fun, but it might also be harmful to your heart—not just in a metaphorical sense, but your actual physical heart, as well as some of your body's other functions.
TED-Ed
TED-Ed: When is a pandemic over?
Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide, and the WHO declares a pandemic. The death toll starts to rise and everyone is...
TED-Ed
TED-ED: How the food you eat affects your gut - Shilpa Ravella
The bacteria in our guts can break down food the body can't digest, produce important nutrients, regulate the immune system, and protect against harmful germs. And while we can't control all the factors that go into maintaining a healthy...
SciShow
Meet Your Microbiome
What you don't know about your microbiome may kill you!!! ...or just give you diarrhea.
TED-Ed
TED-Ed: What causes seizures, and how can we treat them? | Christopher E. Gaw
Nearly 3,000 years ago, a Babylonian tablet described a curious illness called "miqtu" that caused symptoms ranging from facial twitching to full body convulsions. Today we know miqtu as seizures, and modern medicine has developed...
TED-Ed
TED-ED: The history of chocolate - Deanna Pucciarelli
If you can't imagine life without chocolate, you're lucky you weren't born before the 16th century. Until then, chocolate only existed as a bitter, foamy drink in Mesoamerica. So how did we get from a bitter beverage to the chocolate...
TED Talks
TED: There's no shame in taking care of your mental health | Sangu Delle
When stress got to be too much for TED Fellow Sangu Delle, he had to confront his own deep prejudice: that men shouldn't take care of their mental health. In a personal talk, Delle shares how he learned to handle anxiety in a society...
TED Talks
TED: How humanity doubled life expectancy in a century | Steven Johnson
Doubling human life expectancy in a century is our greatest achievement, says author Steven Johnson. How did we make it happen -- and can we keep it going? Backed by fascinating historical anecdotes, he shares some life-lengthening...
SciShow
How Chronic Stress Harms Your Body
We can’t avoid having stress, and that’s not always a bad thing. But if you are dealing with a lot of stress every day, it might cause you physical harm.
Crash Course
Why Do We Have Fewer Outbreaks? Epidemiological Transition - Crash Course Outbreak Science
We take it for granted that society gets better at tackling infectious disease over time, but when you really think about it the progress we’ve made in the last century is pretty amazing. How does that much progress happen so quickly?...
TED-Ed
TED-Ed: The immortal cells of Henrietta Lacks - Robin Bulleri
Imagine something small enough to float on a particle of dust that holds the keys to understanding cancer, virology, and genetics. Luckily for us, such a thing exists in the form of trillions upon trillions of human, lab-grown cells...
TED-Ed
TED-ED: The life cycle of a t-shirt - Angel Chang
Consider the classic white t-shirt. Annually, we sell and buy 2 billion t-shirts globally, making it one of the most common garments in the world. But how and where is the average t-shirt made, and what's its environmental impact? Angel...
TED-Ed
TED-ED: The benefits of a bilingual brain - Mia Nacamulli
It's obvious that knowing more than one language can make certain things easier - like traveling or watching movies without subtitles. But are there other advantages to having a bilingual (or multilingual) brain? Mia Nacamulli details...
TED Talks
TED: 3 ways community creates a healthy life | Olivia Affuso
Maintaining a healthy weight takes more than diet and exercise, says physical activity epidemiologist Olivia Affuso. In this actionable talk, she shows how you can kickstart a healthy life by tapping into the collective power of a...
Crash Course
Health & Medicine: Crash Course Sociology
Our final unit of Crash Course Sociology is medical sociology. Today we’ll explain what it is and get an overview of the role of society in our notions of health and disease.
Crash Course
The Impacts of Social Class: Crash Course Sociology
This week we are building on last week’s outline of American stratification to explore how class differences affect people’s daily lives. We’ll explore variations in everything from values & beliefs to health outcomes, and look at how...
TED-Ed
TED-Ed: How blood pressure works - Wilfred Manzano
If you lined up all the blood vessels in your body, they'd be 60 thousand miles long. And every day, they carry the equivalent of over two thousand gallons of blood to the body's tissues. What effect does this pressure have on the walls...
SciShow
How 18th-Century Medicine Killed George Washington
What killed George Washington? Turns out it was probably related to the bloodletting and other 18th-century medicine his doctors applied.
TED-Ed
TED-Ed: Pedro Brugarolas: Why do hospitals have particle accelerators?
Is there a way to detect diseases like cancer and Alzheimer's before they advance too far? Doctors are using injected radioactive drugs that circulate through the body and act as a beacon for PET scanners. These diagnostic tools can...
TED-Ed
TED-Ed: How do you know if you have a virus? | Cella Wright
A new virus emerges and spreads like wildfire. In order to contain it, researchers must first collect data about who's been infected. Two main viral testing techniques are critical: one tells you if you have the virus and the other shows...
TED-Ed
TED-Ed: Why is pneumonia so dangerous? | Eve Gaus and Vanessa Ruiz
Every time you breathe, air travels down the trachea, through a series of channels, and then reaches little clusters of air sacs in the lungs. These tiny sacs facilitate a crucial exchange: allowing oxygen from the air we breathe into...
TED Talks
Christopher Bahl: A new type of medicine, custom-made with tiny proteins
Some common life-saving medicines, such as insulin, are made of proteins so large and fragile that they need to be injected instead of ingested as pills. But a new generation of medicine -- made from smaller, more durable proteins known...