Vibrio cholerae (Cholera)

Cholera is a contagious infection caused by the bacteria Vibrio cholerae, which can in turn cause severe gastroenteritis and excessive watery diarrhea for several days. Rapid dehydration and electrolyte imbalances can be fatal as suspected in the deaths of James K. Polk, the 11th President of the United States; and Charles the Tenth, King of…

Tayt Returns with His New Heart!

– As we approach our 2,000th show, this is one of my favorite stories that we have done. It’s been about three years since we met our first–this young man, Tayt. He’s a young boy who was born with only half of his heart, and I can’t wait to share his update with you today….

Introduction to the immune system

Learning medicine is hard work! Osmosis makes it easy. It takes your lectures and notes to create a personalized study plan with exclusive videos, practice questions and flashcards, and so much more. Try it free today! Despite being surrounded by harmful microorganisms, toxins, and the threat of our own cells turning into tumor cells, humans…

Biological basis of schizophrenia | Behavior | MCAT | Khan Academy

– [Voiceover] In this video I’m going to talk about the biological basis of schizophrenia. Schizophrenia which is a common long-term mental disorder that causes a large amount of distress and disability. Schizophrenia is the prototype of the category of mental illness called the “psychotic disorders.” Let me just write that. Psychosis, and “psychosis” refers…

9 Easy Ways to Relieve Stress

Hey everyone, Megan here from And today, I’m going to share with you nine easy ways to relieve stress. (upbeat music) A few months ago, I decided to meet with a nutritionist, because I was feeling like I wasn’t taking good care of myself, I was gaining weight, I was waking up feeling exhausted….