What is a common example of a virus?
Common examples of contagious viral diseases include the flu, the common cold, HIV, and herpes.
What are the 4 most common diseases?
So, without further ado, here are the five most common infectious diseases.
- Hepatitis B. According to current statistics, hepatitis B is the most common infectious disease in the world, affecting some 2 billion people — that’s more than one-quarter of the world’s population.
- Hepatitis C.
What are the 7 diseases?
In the following pages, we present seven infections from the past that still plague us today.
- Pneumonic/Bubonic Plague.
- Spanish and Swine Flu — H1N1.
- Chagas Disease.
What are 5 diseases caused by?
- Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.
- Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.
What are some human diseases that virus causes?
Fast facts on viruses Viruses are living organisms that cannot replicate without a host cell. They are considered the most abundant biological entity on the planet. Diseases caused by viruses include rabies, herpes, and Ebola. There is no cure for a virus, but vaccination can prevent them from spreading.
How are diseases caused by a virus?
Viruses cause disease by invading host cells, then taking over the cell and causing it to create more viruses. The immune system has a variety of ways of detecting that a cell is infected by a virus.
What disease is caused by human immunodeficiency virus?
Acquired immune deficiency syndrome (AIDS) is an infectious disease caused by the human immunodeficiency virus (HIV). There are two variants of the HIV virus, HIV-1 and HIV-2, both of which ultimately cause AIDS.
What are some viral infections?
Here are some examples of viral infections: the common cold, mainly caused by the rhinovirus, coronavirus , and adenovirus . encephalitis and meningitis , caused by enteroviruses and the herpes viruses. warts and skin infections, caused by the human papillomaviruses ( HPV ) and herpes simplex virus (HSV).