Hepatitis is a word that describes an inflammation of the liver. This can happen a few different ways, but it is very commonly due to viruses. Hepatitis A, B, C, D, and E all cause liver disease, even though the viruses themselves are...

Smallpox is probably the biggest killer in human history, and has had a significant impact on the expansion of human civilization. It is caused by the variola virus, which is a poxvirus, so what do those look like? How do they spread and...

In this video we are going to look at what happens when a virus invades a host cell. You should already have an understanding of what viruses are.

In 1896, a mysterious disease spread through the Snake River Valley of Idaho. Some people called it a spotted fever, and hundreds got sick. As it turns out, this was all the doing of some bacteria, Rickettsia ricketssii. Let's get a...

Lots of kids get the chickenpox. I know I did! I was about four years old. It was awful. But now we can learn all kinds of things about the virus called Varicella-Zoster virus, which causes chickenpox and shingles. What is its structure...

Please find scientific backing below. I think diet is one of the biggest factors in improving immune health. (Please note there's a typo in the video - "Cold liver oil" should be "COD liver oil".



A permeable...

Imagine having the ability to manipulate light waves in order to see through a skull right into the brain, or being able to use lasers to diagnose a bacterial infection in a matter of minutes. At the Center for Biophotonic Sensors and...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...

We've probably all heard about the Ebola outbreak in Africa around 2014, and know that it's quite a terrifying pathogen. But what does it do exactly? Let's go through the basics!

The Ebola virus only has 7 genes and is smaller than a blood cell, but during an infection the deadly disease can shut down multiple organs. Here's how it works.

Every flu season, Americans battle coughs, fevers and body aches. The flu is a respiratory illness caused by a virus, a pathogen that causes disease in the human body. To understand how the flu is caught, spread and treated, Duke...

Researchers at Michigan State University (MSU) have demonstrated how a new virus evolves, shedding light on how easy it can be for diseases to gain dangerous mutations. The findings appear in the current issue of the journal Science. The...

A new coronavirus hybrid that combines the Indian variant with mutations originally belonging to the U.K. variant has been detected in Vietnam.

Concerns are growing over a new variant of the coronavirus blamed for a sharp rise in cases in the UK

Officials say at least six government agencies were infiltrated and thousands of companies were infected with malware.

While most people see viruses as harmful, Angela Belcher at Massachusetts Institute of Technology sees the future of energy. Belcher uses viruses engineered in her laboratory to form nano-scale wires for tiny batteries that could...

Most of us know about viruses, and that they spread disease. But what is a virus exactly? Is it alive? How does it infect a host? There's a lot to discuss here! Take a look.

This video explains the two main types of immunity - active and passive. Also, the video highlights the importance of vaccines in developing immunity and how they have greatly improved human life. Investigating the Immune System part 6/9