Pneumonia is the infection of the lungs leading to the inflammation of the lungs. Pneumonia can occur in one or both of the lungs. Pneumonia is caused by certain bacteria, viruses, and fungi.
Pneumonia usually spreads through air (airborne disease) contaminated with Pneumonia-causing pathogens. Inhaling a foreign material (here, a material…[Read more]

A Virion is the infectious or infective form of a virus that exists outside the host cell and is capable of surviving in metabolically inert or crystalline form. A Virion is called a complete virus particle as it consists of a nucleic acid core (ribonucleic acid (RNA) or deoxyribonucleic acid (DNA) surrounded by a protein coat (known as Capsid)…[Read more]