Dopamine is a special chemical, neurologically speaking. The neurotransmitter is crucial for decision-making, learning, movement and more. Scientists know that varying dopamine levels affect neurons, but don't yet have a method to...

How does the weather affect your mood? There's a common thought around the world that sunny warm weather is linked to happiness and cold cloudy weather is linked to sadness. But is there any science behind this idea? Does the weather...

In this video, we explore the biosynthesis, mechanism of action, and metabolism of the plant alkaloid, cocaine.

Selective Serotonin Reuptake Inhibitors (SSRI) Side Effects (& Why They Occur) | Paroxetine, Fluoxetine, Sertraline, Citalopram



Selective Serotonin Reuptake Inhibitors (SSRI) are medications used to treat disorders of...

Dopamine is a special chemical, neurologically speaking. The neurotransmitter is crucial for decision-making, learning, movement and more. Scientists know that varying dopamine levels affect neurons, but don’t yet have a method to...

In this video, we discuss the biochemical mechanisms underlying Dr. Hannibal Lecter's medical joke in Silence of the Lambs: "I ate his liver with some Fava beans and a nice chianti.”

Why do we fall in love?

What makes us fall in l
ove?
And what happens

to love?

Poets, historians, philosophers, have been writing about these questions for centuries. But now scientists have joined in, exploring...

In this video, we explore the biosynthesis of the psychedelic drug, psilocybin, and its mechanism of action, metabolism, and elimination.

Serotonin Catabolism 1

In this video, I discuss the biosynthesis of the third aromatic amino acid, Tryptophan, from chorismate which occurs in the plastid (chloroplast).

In this video, we explore the mechanism of action and metabolism of the illicit drug, ecstasy, scientifically known as 3,4-methylenedioxymethamphetamine (MDMA).

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 know that neurotransmitters are signaling molecules that travel across the synaptic space to interact with receptors and propagate signals from one neuron to the next. But what are these molecules? What are their structures? How do...

Serotonin is a chemical our bodies produce that influences how we sleep, our mood, appetite, and more. Low levels of serotonin can trigger depression. Learn more about serotonin and how it affects us.

Serotonin Biosynthesis from Tryptophan

"Female Viagra" and regular or "male" Viagra were both originally investigated as treatments for conditions other than sexual dysfunction. Viagra came out of studies on hypertension, and "female Viagra" for depression. But that's where...

In this video, the teacher explains how Tylenol (acetaminophen or paracetamol) works in the human body. They discuss its absorption in the gastrointestinal tract, its effects on pain and fever, and its metabolism in the liver. They also...

Lesson on Maple syrup Urine Disease: Pathogenesis, subtypes, diagnosis and treatment. Maple Syrup Urine disease is an autosomal recessive inherited condition that causes a characteristic maple syrup urine odor. Other signs and symptoms...

In this video, the speaker explains that our emotions are actually chemical reactions in our bodies, and discusses the hormones responsible for happiness. They provide tips on how to release these hormones, such as getting sunlight,...

What is love, and how does it work from a biological perspective? What are the hormones involved? In this video, I dig into the science that governs attraction.

What To Avoid If You Are Taking SSRI Antidepressants (ex. Sertraline, Fluoxetine) – Foods and Beverages, Herbal Supplements and Prescription Medications that Interact with SSRIs



Selective Serotonin Reuptake Inhibitors (SSRI)...

Serotonin Syndrome vs. Neuroleptic Malignant Syndrome | Similarities & Differences



Serotonin Syndrome and Neuroleptic Malignant Syndrome are often two conditions that are compared to each other as each has similar signs and...

Serotonin Syndrome | Causes (Medications), Pathophysiology, Signs & Symptoms, Diagnosis, Treatment



Serotonin Syndrome (also known as Serotonin toxicity) is a potentially life-threatening condition involving overactivation of...

Lesson on Tryptophan Degradation (Metabolism) and the Kynurenine Pathway. Tryptophan is an essential amino acid required for the production of serotonin and melatonin. Tryptophan can be degraded by the kynurenine pathway, which can be...