SciShow
Why Is Heart Cancer So Rare?
Why don't we hear about people getting heart cancer? Turns out that some types of cells are less susceptible to cancer than others.
SciShow
6 Dangerous Diseases Hiding in U.S. Backyards
Microbes are all around us, on everything we touch, drink, or eat. While most microbes can't hurt us, you don't have to go much farther than your own backyard to find some that really can! Chapters PLAGUE 0:39 TULAREMIA 4:48...
SciShow
Prelude to a Revolution | Antibodies Series Part 1
You may have heard a lot of talk about antibodies lately, especially in relation to vaccines. We wanted to tackle this important subject, but these tiny objects are deceptively complex! So, this is the first of three episodes in a...
SciShow
SciShow Talk Show: Carl Zimmer & Genetics
Curious about genetics? Dig in a little deeper with this special SciShow Talk Show featuring science writer and 2016 Stephen Jay Gould prize winner Carl Zimmer talking about what he did after receiving himself on a hard drive.
SciShow
7 Organisms That Can Clean Toxic Waste
Toxic waste, by definition, is harmful to living things, but there are actually a bunch of plants, animals, fungi, and microbes that can help us clean it up! Chapters OYSTER MUSHROOMS 0:49 SUNFLOWERS 3:06 3 BIVALVES 5:11 BONFIRE MOSS...
SciShow
Why Do Fevers Get Worse at Night?
If you’ve ever noticed that being sick often sucks more at night, that wasn’t your imagination. Fevers do often rise at night! Why do our bodies do that? Is there a reason we have to suffer more?
SciShow
How Mind-Controlling Parasites Teach Us About Brains
Some parasites can hijack the brains of their victims and cause them to behave in strange ways, but how they do it, and do we humans need to be worried?
SciShow
The Overlap of Autoimmunity and Mental Health Conditions
Our immune systems aren't just critical to our physical health. It turns out they may play a big role in our mental health, as well. And learning more about how these two aspects of our health are interconnected can help us develop more...
TED-Ed
TED-Ed: How does heart transplant surgery work? | Roni Shanoada
Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of blood throughout your body. But unlike skin and bones, the heart has a limited ability to repair itself. So if this organ is severely damaged,...
SciShow
Three Creative Ways to Eradicate Diseases
Smallpox is the first and only human disease we've totally wiped out. However, thanks to breakthroughs made while eradicating smallpox and a number of other creative solutions , we've come really close to making a few more diseases a...
Crash Course
Immune System, part 3: Crash Course A&P
THE FINAL SHOWDOWN! This is the last episode on the immune system and also the very last episode of Crash Course Anatomy & Physiology. In it, Hank explains how the cellular immune response uses helper, cytotoxic, and regulatory T cells...
SciShow
Two Unbelievable New Transplants That Actually Worked
Organ transplants aren’t new, but scientists are still making breakthroughs in transplant success rates and the sources of the organs.
SciShow
6 Sleeper-Agent Pathogens That Can Make You Sick
Your body usually does a great job defending you from all kinds of viruses, fungi, and bacteria. However, there are some pathogens out there that can hide from your immune system and stay dormant in your body, waiting for their...
TED-Ed
TED-ED: How does the immune system work? - Emma Bryce
Inside you, a daily battle is being waged and your immune system is at the frontline. Most of the time, you may not even notice it's there, but over the course of your life your immune system will guard you against hundreds of...
SciShow
Are Soft Cheeses Dangerous During Pregnancy?
You may have heard the oddly specific advice that pregnant people shouldn't eat soft cheeses, but there's a very good reason for that, and it applies to more than just dairy products.
TED-Ed
TED-Ed: The surprising reason you feel awful when you're sick - Marco A. Sotomayor
It starts with a tickle in your throat that becomes a cough. Your muscles begin to ache, you grow irritable, and you lose your appetite. It's official: you've got the flu. It's logical to assume that this miserable medley of symptoms is...
TED-Ed
TED-ED: Why do you need to get a flu shot every year? - Melvin Sanicas
All year long, researchers at hospitals around the world collect samples from flu patients and send them to top virology experts with one goal: to design the vaccine for the next flu season. But why do we need a new one every year?...
SciShow
Can You Be Allergic To Sunlight?
For you, going outside might mean a sunburn if you're out there too long without enough sunscreen, but for some people, any sun exposure can lead to hives and rashes within minutes!
SciShow
There Are Millions of Blood Types
You’re probably aware that your blood can be A, B, AB or O, but it turns out that blood types can get a lot more complicated than that!
SciShow
Why Do Peaches Make My Mouth Itch?
Allergies can already be a bummer, but did you know they can eventually stop you from enjoying your favorite foods?
SciShow
Why Do Women Have More Autoimmune Conditions
Our immune systems are generally pretty great, but sometimes they can turn on us. And for some reason, these autoimmune conditions mostly affect women.
Bozeman Science
Vaccines and Herd Immunity
In this video Paul Andersen explains how immune individuals in a population give the entire group a herd immunity. Concepts of immunity, vaccines, basic reproduction number, and herd immunity threshold are discussed.
Be Smart
Could You Be Immune To Everything?
Do you remember having a cold in 5th grade? Or the flu a couple years ago? Your immune system does. Our bodies hold many levels of immune defense. Millions of B cells and T cells and antibodies are constantly on patrol for germs and...