Having an infection is a fact so common in children that we should regard it as almost normal, although it is not because any infection than normal means has been altered and has appeared a pathological phenomenon but in this case rare. We have all had infections of various types and pass by many more in the future. We have had and will have mild or severe infections, short or long, viral or bacterial infections, children or adults. It is clear that infections are of different types and affect people differently.
That in our body produces an infection requires two assumptions:
A. “That a pathogen enters the human body.
B. “That the human body and allows him to let them live and reproduce for a variable time (a little long, long time or indefinitely).
