In a small town in the French Alps, a lot of people started to get the neurodegenerative disease ALS. Could the culprit be mushrooms?

Dreams can be scary, mystifying, and sometimes unnatural feeling experiences, but there's plenty about them that are perfectly ordinary. Here's a compilation of some things we know about dreams.

Our body is supposed to be paralyzed during REM sleep, but REM sleep behavior disorder might not allow you to stay in bed. It could even cause you to act out your dreams in real life.

Calling them "our bodies' own repair kits," Susan Solomon advocates research using lab-grown stem cells. By growing individual pluripotent stem cell lines, her team creates testbeds that could accelerate research into curing diseases --...

We may never know when our ancestors walked out of the water into dry land. But it's possible they may have been walking in water for millions of years!

Amyotrophic Lateral Sclerosis (ALS), also called motor neuron disease and Lou Gehrig's Disease, affects about two out of every 100,000 people worldwide. When a person has ALS, their motor neurons - the cells responsible for all voluntary...

It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and...

Hank calls in a friend to do his push ups for him today to explain how skeletal muscles work together to create and reverse movements. Hank and Claire also demonstrate the role size plays in motor units, the three phase cycle of...

SciShow News explains the science behind ALS, the disease that has inspired millions to take the Ice Bucket Challenge. Learn what ALS is, what we do and don’t know about it, and watch SSN hosts take the challenge themselves!

Your nervous system is why you can see this video, scratch your neck, feel hungry and ask yourself, Who am I? The human nervous system is a fascinating system with 86 billion neurons and about the same number of glial cells. The main...

Your nervous system is why you can see this video, scratch your neck, feel hungry and ask yourself, “Who am I?” The human nervous system is a fascinating system with 86 billion neurons and about the same number of glial cells. The main...

President Trumpês proposed budget will cut $7 billion in NIH funding - over 20% of the total NIH budget. You might be wondering, where does NIH money go? This week, we heard from scientists across the country about their NIH funded...

In this video, the teacher takes viewers on a tour of the ulnar nerve, also known as the "funny bone," and explains its anatomy and function. The video also covers common causes of irritation or injury to the nerve, as well as tests and...

The following tutorial provides a brief overview of the 12 pairs of cranial nerves

This brief video tutorial discusses some foundational principals for describing and locating cranial nerve nuclei (motor and sensory) in the brainstem.

This video tutorial discusses the Brachial Plexus with focus on how it provides motor and sensory innervation to the upper limb: 0:00. Introduction 0.15. Intro to the brachial plexus 1:41. Roots 5:19. Trunks 7:05. Divisions 8:41. Cords...

A tutorial of the muscles that comprise the anterior thigh compartment, primarily focusing on the quadriceps femoris muscles (quads for short).

In this video, we explore the strength-duration curve, which is often seen in relation to E-Stim as a therapeutic modality. We will focus on how to interpret this set of curves.

This video tutorial defines myotomes, how they are tested and why they are clinically important: 0:00. Introduction 0.14. Defining myotomes 0:43. Why do we care about Myotomes? 3:31. Upper limb myotomes (C5-T1) 5:23. Lower limb myotomes...

A video tutorial that covers the clinical anatomy of muscles and nerves of the glenohumeral joint. This tutorial focuses on the rotator cuff muscles and deltoid.

In this video, we explore the fascinating control center of our bodies - the brain. We learn about reflexes, motor systems, and the various motor areas in the brain that allow for precise voluntary control. Additionally, we discover the...

How do muscles actually contract? There's a lot involved in the process. And in this video, we talk about muscle contraction at the molecular level. We'll discuss sarcomeres, actin, myosin, the muscle action potential and the roles of...

In this video, my wife helps me to demonstrate how reflexes work at the level of the neurons. We look at both the Knee jerk and eye blink reflexes and the mechanism underlying both.

Main organs and nerves of the nervous system.