Why is Polio drops immunization administered in a wave/collectively in a geographic region?

Why is Polio drops immunization administered in a wave/collectively in a geographic region?Polio immunization drives are coordinated across the whole city/state - is there a medical reason to it? Or is it just for convenience/logistic reasons?

Techwing
Everyone should be immunized against polio, but the logistics of doing it in a specific area may vary. There's no medical reason for doing it in any particular pattern. Those who are immunized will be protected against the disease, and those who aren't, won't. Any program that makes sure that everyone eventually gets immunized is a good one.

P H
It is to get as many people immunized with the fewest resources, especially when done in developing countries with low rates of immunization and limited resources.

Add your own answer in the comments! Learn about different types of STDs and the effects on the body in both women and men. Sexually Transmitted Diseases Info Blog.
You might also like:

Polio: Eileen's Story

Polio is a contagious viral illness that sometimes causes paralysis. Learn what it is like to live with polio from a patient in this disease condition video.

Learn about different types of STDs and the effects on the body in both women and men. Sexually Transmitted Diseases Info Blog.

---

Orignal From: Why is Polio drops immunization administered in a wave/collectively in a geographic region?