TED Talks
BJ Miller: What really matters at the end of life
At the end of our lives, what do we most wish for? For many, it's simply comfort, respect, love. BJ Miller is a hospice and palliative medicine physician who thinks deeply about how to create a dignified, graceful end of life for his...
TED-Ed
TED-Ed: A curable condition that causes blindness - Andrew Bastawrous
An estimated 20 million cases of blindness worldwide are caused by cataracts, a curable condition affecting the lens that focuses images onto the eye's retina. But how are cataracts formed, and how can we prevent them? Andrew Bastawrous...
TED Talks
Latif Nasser: The amazing story of the man who gave us modern pain relief
For the longest time, doctors basically ignored the most basic and frustrating part of being sick -- pain. In this lyrical, informative talk, Latif Nasser tells the extraordinary story of wrestler and doctor John J. Bonica, who persuaded...
SciShow
Why You Think You Look Better in Selfies
You might have had the experience of heading out for the night, feeling good, snapping a few selfies with friends that memorialize for all time how great your hair is looking. But the next day, you’re tagged in someone else’s photos and…...
SciShow
Big Idea: Blood Transfusions
The idea of putting blood into a person was a radical one when it was first attempted 350 years ago, but today, more than 15 million pints of blood are donated each year in the U.S. to be used in transfusions to over 5 million patients....
TED-Ed
TED-ED: How to grow a bone - Nina Tandon
Can you grow a human bone outside the human body? The answer may soon be yes. Nina Tandon explores the possibility by examining how bones naturally grow inside the body, and illuminating how scientists are hoping to replicate that...
Crash Course
The Structure & Cost of US Health Care: Crash Course Sociology
In our final episode of Crash Course Sociology we are going to talk about what the health care system in the US looks like, the five A’s of health care accessibility, and a couple of contributing factors to the affordability of health...
SciShow
How Do You Define A Disorder?
The tremendous complexity of the human brain makes it difficult for psychologists to pin down exactly how and why things go wrong, so how do we define and diagnose disorders?
TED Talks
Elliot Krane: The mystery of chronic pain
We think of pain as a symptom, but there are cases where the nervous system develops feedback loops and pain becomes a terrifying disease in itself. Starting with the story of a girl whose sprained wrist turned into a nightmare, Elliot...
SciShow
What Ventilators Taught Us About Breathing
Humans’ experiences with ventilators have taught us that sighing isn’t just a way to express yourself: it’s a vital part of our everyday breathing.
SciShow
What’s a Particle Accelerator Doing in a Hospital?
Hospitals have all sorts of amazing tools, and some might even have a particle accelerator hiding somewhere in the basement.
TED Talks
TED: What Americans agree on when it comes to health | Rebecca Onie
We may not be as deeply divided as we think -- at least when it comes to health, says Rebecca Onie. In a talk that cuts through the noise, Onie shares research that shows how, even across economic, political and racial divides, Americans...
TED-Ed
TED-ED: What happens during a heart attack? - Krishna Sudhir
Approximately seven million people around the world die from heart attacks every year. And cardiovascular disease, which causes heart attacks and other problems like strokes, is the world's leading killer. So what causes a heart attack?...
TED-Ed
TED-Ed: What causes kidney stones? - Arash Shadman
The biggest kidney stone on record weighed more than a kilogram and was 17 centimeters in diameter. The patient didn't actually swallow a stone the size of a coconut; kidney stones form inside the body. So how do they grow in the first...
SciShow
New Insights Into The Minds Eye
SciShow explores a newly identified neurological condition, aphantasia, the inability to visualize things in your imagination, and gives tribute to Dr. Oliver Sacks, popular explorer of the human mind.
Crash Course
How Are We All Part of Ending Outbreaks? Crash Course Outbreak Science
Over the course of this series, we've seen that outbreak science is actually MANY sciences, including biology, epidemiology, sociology, and even economics! Because outbreak science is an interdisciplinary field, everyone has a role to...
SciShow
MindControlled Limbs and HomeMade Skin
In the field of medical prosthetics, things are changing quickly. Learn about mind-controlled limbs, and research that suggests that we may be able to go high-tech with low-cost materials.
TED-Ed
TED-Ed: Why is it so hard to cure cancer? - Kyuson Yun
We've harnessed electricity, sequenced the human genome, and eradicated smallpox. But after billions of dollars in research, we haven't found a solution for a disease that affects more than 14 million people and their families at any...
Crash Course
Blood, Part 1 - True Blood: Crash Course A&P
Now that we've talked about your blood vessels, we're going to zoom in a little closer and talk about your blood itself. We'll start by outlining the basic components of blood -- including erythrocytes, leukocytes, platelets, and plasma...
TED-Ed
TED-Ed: How X-rays see through your skin - Ge Wang
Originally discovered by accident, X-rays are now used about 100 million times a year in clinics around the world. How do these magic eyes work? Ge Wang details the history and mechanics of the X-ray machine and CT scanners.
Be Smart
Do You Really Have Two Brains?
Are you a left-brained person or a right-brained person? Spoiler: You're neither.
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 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: 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...