There’s no doubt that lithium has a diverse list of uses. But the way that it interacts with our bodies to help treat bipolar disorder is aiding us in better understanding the disorder and potentially developing new drugs to combat it.

In the 1950s, the discovery of two new drugs sparked what would become a multi-billion dollar market for antidepressants. Neither drug was intended to treat depression at all— many doctors and scientists believed psychotherapy was the...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. In love, we fall. We're struck, we're crushed, we swoon. We burn with passion. Love makes us crazy and makes us...

Humans may not hibernate, exactly, but that doesn't necessarily mean we're totally unaffected by the changing of seasons.

It’s wintertime in the Northern Hemisphere, which means cold weather, shorter days, and… new relationships? It’s known as cuffing season, and there are actual psychological reasons you may be more inclined to settle down with a romantic...

Everybody knows what anxiety feels like - it's annoying and counterproductive and apparently useless, so why does it exist? It turns out your anxiety isn't useless at all - it's a result of the sympathetic nervous system (in charge of...

Psychopathic killers are the basis for some must-watch TV, but what really makes them tick? Neuroscientist Jim Fallon talks about brain scans and genetic analysis that may uncover the rotten wiring in the nature (and nurture) of...

There's a common misconception that if you like to meticulously organize your things, keep your hands clean, or plan out your weekend to the last detail, you might be OCD. In fact, OCD (Obsessive Compulsive Disorder) is a serious...

There are lots of good reasons to exercise, but it can also make you feel happier.

If you feel like you’ve been more forgetful than normal recently, you’re definitely not alone. Your memory can have a lot to do with what's happening around you.

We've talked about the trillions of microbes inside you before, but we're learning that these little creatures may have more influence than you thought!

Mental health is incredibly complex, due in no small part to the complicated interactions of chemicals and neuroreceptors in our brains. Here are four common misconceptions about antidepressants, and what the science behind them actually...

Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking.

Join Hank Green to learn ten weird, scary, and amazing things fungi can do!

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Howcast - A cupcake may briefly lift your spirits, but these dietary changes can keep you happier in the long run.

Howcast - Learn about the medications used to treat schizophrenia from psychiatrist Jeanie Tse in this Howcast video.

Everyone could use a little good, quality “ Gee Whiz” information in their lives, the perfect stuff for water cooler chatter! This week OGTV is highlighting our trivia series, Good To Know, which is chock full of fun...

This video highlights the potential link between migraines and a small hole in the heart. It explores how repairing this defect could potentially alleviate the debilitating headaches experienced by half of the million people in Britain...

Explore the complex effects of antidepressants in this educational video. We delve into the common concern of feeling numb while on medications like SSRIs and Wellbutrin, differentiating between side effects and therapeutic effects. The...

This video will help you understand the differences between the holiday blues and SAD, learn about the two types of SAD, and discover the possible causes and interventions for this seasonal mood disorder. Dr. Marks breaks down the...

The gut microbiome are the trillions of microorganisms – primarily bacteria, but also fungi, viruses and protists – that live inside your digestive system. Scientists are discovering that these microbes are vital for us to live healthy...

We have all spent days staring at the computer screen with stiff backs, holding awkward positions without realizing it. Unconsciously, we move our fingers across our backs in motions similar to those of scratching. In no time at all,...

Everything our brain does, from controlling movement to conscious thought, is achieved by the firing of electrical signals called neurons. Biology - Being Human - Learning Points. Everything our brain does is achieved by electrical...

Although originally designed to be used to treat psychiatric illnesses, LSD became a mainstream drug in the 1950s and '60s. What are the short and long-term effects of its use? Biology - Healthy Living - LSD is a hallucinogenic drug. LSD...