What is A Primary Disease?
A primary disease is something that happens of its own. Very often primary
diseases are caused by faults in the Genes. In contrast, a secondary disease
is something that happens in the body after something else has damaged or
attacked it in some way.
An example of a primary and secondary disease is this: somebody gets ‘flu,
this is a primary infection. The person then goes on to develop secondary
pneumonia, this is a secondary infection. The cold was primary, the
pneumonia was secondary to the cold. This secondary situation is often
because the body has been weakened by the ‘flu which was the primary
What are Antibodies?
Antibodies are proteins which the immune system makes specifically to fight
bacteria that has invaded the body.