SciShow
This Common Drug Could Stop You from Developing PTSD
About 10% of people who go through a traumatic experience end up developing PTSD. But one of the most common medications might actually be able to prevent it before PTSD develops.
Amoeba Sisters
Viruses (Updated)
Explore the lytic and lysogenic viral replication cycles with the Amoeba Sisters! This video also discusses virus structures and why a host is critical for viral reproduction. Expand details for table of contents and further reading...
SciShow
These Ant Paramedics Save Their Injured Comrades
A species of ant has been discovered to rescue and tend to the battle wounds of other ants injured while hunting, and scientists think that this is the first time this behavior has ever been observed in insects.
SciShow
Why Athletes Are Worried About COVID: Its Toll on the Heart
We tend to think of COVID-19 as a lung infection, but there's more evidence that it might also be affecting the hearts of healthy athletes without them even knowing it.
SciShow
Why Can the Same Drug Treat Heart Attacks and Anxiety?
Drugs that treat heart failure are also prescribed for anxiety? What's up with that?
SciShow
An Alzheimer’s Drug That Doesn’t Treat Alzheimer’s?
In 2021, the FDA approved a treatment that claims to stop Alzheimer's at the source, removing the plaques in the brain long thought to cause the symptoms of the disease. But, as is often the case, things are more complicated than they...
TED Talks
Lisa Mosconi: How menopause affects the brain
Many of the symptoms of menopause -- hot flashes, night sweats, insomnia, memory lapses, depression and anxiety -- start in the brain. How exactly does menopause impact cognitive health? Sharing groundbreaking findings from her research,...
MinuteEarth
Where Will The Next Pandemic Come From?
The most likely cause of the next pandemic will be the “spillover” of a disease from one of a select group of animals with particular immune system traits and interactions with humans.
SciShow
When Everything Feels Like a Dream | Depersonalization-Derealization Disorder
It's not rare to feel like we're dreaming, even right after we wake up, but when it sticks around for longer than it should, it can merit its own diagnosis: depersonalization-derealization disorder (DDD). Hank unpacks what this disorder...
SciShow
Why Astronauts Have Strong Handshakes
If you dream of becoming an astronaut, the selection process and the job are both pretty grueling. For several reasons, you'd better practice your handshake.
SciShow
Endometriosis: When Uterine Tissue Goes Rogue
While period cramps are never fun, they can actually be debilitating for those with endometriosis - a disease where rogue uterine tissue turns up in places that it doesn’t belong. Like in other areas of the pelvis… or even in the lungs...
SciShow
Tourette Syndrome: What Makes People Tic
Tourette Syndrome in popular culture is often simplified to a poorly timed foul mouth, but that’s only a small part of the story—or sometimes not part of the story at all.
SciShow
The Lesser-Known Symptoms of Depression
Depression is not just feeling hopeless or apathetic, there are lots more symptoms that we aren’t familiar with.
SciShow
The Future Of Depression Treatment
Dealing with depression is not easy, and the most common treatments don’t work for everyone. Could biomarkers be the key to finding more treatment options?
Crash Course
Personality Disorders: Crash Course Psychology
What exactly are Personality Disorders? How can they be diagnosed? Can we prevent some of them? In this episode of Crash Course Psychology, Hank gives us the down low on things like Ego-Dystonic and Ego-Syntonic Disorders, Borderline and...
TED Talks
Jorge Soto: The future of early cancer detection?
Along with a crew of technologists and scientists, Jorge Soto is developing a simple, noninvasive, open-source test that looks for early signs of multiple forms of cancer. Onstage at TEDGlobal 2014, he demonstrates a working prototype of...
TED-Ed
TED-Ed: What makes TB the world's most infectious killer? - Melvin Sanicas
Learn why tuberculosis, TB, is the world’s most infectious disease and how medical advancements are improving treatment. -- In 2008, two 9,000-year old skeletons were found with their bones infected by an all too familiar bacterium. The...
SciShow
The Tiny Molecule Responsible for Startle Syndrome
Flinching in response to an unexpected loud noise might not be pleasant, but it's also not a problem for most people. For one family, however, getting startled would cause their bodies to go stiff and fall.
SciShow
Bath Salts
Hank talks about the scary new drug that's led to some recent incidences of goat stabbing, as well as other tragedies - bath salts. We learn how it works and ask the important question: why?
TED-Ed
TED-Ed: Why is it so hard to cure the common cold? | TED-Ed
On average, adults catch more than 150 colds throughout their lives. Even with similar symptoms, the cause could be different each time. Common colds are caused by at least 8 different families of virus, each of which can have its own...
SciShow
Ketamine Gets Controversial FDA Approval for Depression Treatment SciShow News
The FDA has approved a whole new class of antidepressant, and ultrasounds might be far more useful than we thought.
TED-Ed
TED-Ed: What is depression? - Helen M. Farrell
Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults struggle with the disease. But because it's a mental illness, it can be a lot harder to understand than, say, high...
SciShow
Why Inducing Hallucinations Might Be a Good Idea
Researchers have developed ways to induce hallucinations, and though it sounds weird, it could also tell us a lot about mental health.
SciShow
COVID-19 Reinfections Are a Thing: Here’s What We Know So Far | SciShow News
Researchers believe you can get reinfected with COVID-19, but we're not quite sure if that's a bad thing yet.