SciShow
Your Phone and You: How Your Cell Affects You
For most of us, our bodies are interacting with phones nearly all the time, whether we're looking at screens, listening to music, or carrying them in our pockets. If you are wondering about the health implications of a world filled with...
TED-Ed
TED-Ed: What causes insomnia? - Dan Kwartler
What keeps you up at night? Pondering deep questions? Excitement about a big trip? Stress about unfinished work? What if the very thing keeping you awake was stress about losing sleep? This seemingly unsolvable loop is at the heart of...
Curated Video
Hacking Your Sleep: Melatonin Secrets for Bipolar Disorder and ADHD
Unlock the secrets of circadian rhythms and their impact on mental health with Dr. Tracey Marks, a psychiatrist. Discover why bipolar disorder and ADHD are profoundly affected by a disrupted body clock. Learn about clock genes, sleep...
Curated Video
Melatonin and Sleep
Melatonin regulates our sleep cycle and during puberty this hormone becomes imbalanced. Could this be why teenagers are moody? Biology - Being Human - Learning Points. The hormone melatonin regulates the circadian rhythm - the body's...
Curated Video
Circadian Rhythms: Why Teens Are Tired in School
When children become teenagers, hormonal changes shift their circadian rhythm—they get tired later. Since schools typically don't adapt to their new natural sleep cycle, they often get less sleep during weekdays, affecting their memory...
Curated Video
The Dark Side of Daylight Saving Time – What You Need to Know
Uncover the surprising impact of Daylight Saving Time on mental health and body rhythms. Explore how the Sunshine Protection Act could change our mornings and learn practical tips for realigning your circadian rhythm with bright light...
Curated Video
How Light Works For Sleep
How does light work for sleep? Light has a strong influence over the timing of your circadian rhythm. Light triggers the shut down of melatonin in your brain. So we can use this to our advantage when trying to regulate sleep problems or...
Curated Video
Understanding Circadian Rhythm Sleep Disorders
Circadian rhythm sleep disorders can account for many sleep problems. There are many people who have an irregular body clock and they just don’t know it. Circadian rhythm sleep disorders occur when there is a mismatch between the...
Curated Video
The Sleep-ADHD Paradox: Why Can't I Get a Good Night's Sleep?
Did you know that many people with ADHD also have sleep problems? Research is showing that the disorder itself changes your circadian rhythm. That’s what this video is about.
Curated Video
Lithium vs. Antipsychotics: The Rise, Fall, and Rise Again of Lithium
Explore the journey of lithium, a game-changer in the late 1940s, as it transformed the treatment landscape for bipolar disorder. Join Dr. Tracey Marks, a dedicated psychiatrist, in this deep dive into the historical prominence of...
Curated Video
Springtime Mania - 3 Ways to Prevent It
As we move from winter to spring into summer, we get longer days and more exposure to sunlight. As such, you may notice your mood ramping up. But it’s not how much light you're exposed to, it’s the rapid change in light that makes the...
Curated Video
A Healthy Schedule
Dr. Algae talks about the importance of staying on a daily schedule to remain healthy. He creates a daily schedule for eating, sleeping, and healthy activities, and encourages your student to do the same.
Curated Video
Why Do You Sometimes Feel Energetic At Night But Lazy During The Day?
The most likely explanation for feeling tired all day but wired at night is that your Circadian rhythm is disrupted. This can be caused by a number of factors, such as adrenal disorders, poor sleep habits, sleep disorders, or mental vs....
NASA
Houston We Have a Podcast: Hazard 5: Environments
Dr. Brian Crucian, a biological studies and immunology expert, discusses the hazard of hostile and closed environments in space. Crucian serves as the principal investigator for a NASA functional immune study. This is part five of the...
Visual Learning Systems
Natural Cycles: Circadian Rhythms
This program addresses many of the cycles conducted by animals including those of migration, hibernation, and patterns relating to day and night. The cycles that affect all living things are discussed including the air we breathe and the...
Curated Video
What happens when we sleep?
Sleep is central to our physical and mental health, but people have far less shut-eye today than they did a century ago. What is the impact?
NASA
NASA in Silicon Valley: Sharmila Bhattacharya on Studying How Biology Changes in Space
A conversation with Sharmila Bhattacharya, senior scientist in the Space Biosciences Research branch at NASA's Ames Research Center in Silicon Valley.
Institute of Human Anatomy
The Pineal Gland: Function and Myths Debunked
This video provides an in-depth look at the pineal gland, including its location and function in the brain. It debunks some of the popular claims and speculations surrounding the gland, while also exploring its connection to the body's...
ProEdify
The Role of the Thalamus and Hypothalamus in the Nervous System
This video provides an in-depth lesson on the thalamus and the hypothalamus, two vital structures in the nervous system. Through detailed explanations and examples, the video highlights the critical functions of these brain regions in...
NASA
NASA in Silicon Valley: Erin Flynn-Evans, Fatigue Countermeasures: NASA in Silicon Valley Podcast
A conversation with Dr. Erin Flynn-Evans, Research Psychologist and the Director of the Fatigue Countermeasures Laboratory at NASA’s Ames Research Center in Silicon Valley.
Catalyst University
Sleep Paralysis | Basic Epidemiology & Mechanism [@ 5:04]
In this video, we first explore the basic statistics of and concepts regarding sleep paralysis. Then, we dive into the physiological mechanism that causes it.
Curated Video
How Do Sunflowers Face The Sun?
Young sunflowers face the sun when it rises in the east and then track its motion in the sky throughout the day till it sets in the west in the evening. The process repeats the next day, as sunflowers return to their ‘starting’ position,...
The Noted Anatomist
Adrenal gland
This video tutorial provides an overview of the adrenal gland (topography, parts, vascular supply, histology, hormones, etc..). 0:00. Introduction 0:22. Adrenal gland topography 2:06. Adrenal cortex and medulla 2:32. Vascular supply...
JJ Medicine
African Sleeping Sickness (Trypanosomiasis) | Causes, Symptoms and Treatment
Lesson on African Trypanosomiasis (African Sleeping Sickness): Causes, Symptoms and Treatment. African Trypanosomiasis is caused by parasitic protozoa from the genus trypanosoma. Trypanosoma protozoa are carried in the tsetse fly, and...