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But controlled and legal it definitely should be.
And in this article for Fox News Health Blog, Dr. Manny Alvarez reminds readers of one of the common sense reasons why; namely, our nation's physical health.
...If you look at the way that legal immigration is conducted around the world, it is always based on a set of checks and balances. One of those checks is the prevention of certain communicable diseases.
Here is a list of things people applying for visa/residency status in this country may be tested for during their physical exam as required by the U.S. Department of Homeland Security’s Citizenship and Immigration Services.
* Tuberculosis
* Syphilis (for applicants 15 years or older)
* HIV (blood test)
* Gonorrhea
* Narcotic drug addiction
* Physical or mental disorders with associated harmful behavior
* Chancroid
* Lymphogranuloma venerum
* Granuloma inguinal
Under the immigration laws of the United States, a foreign national who applies for an immigrant visa abroad, or who seeks to adjust status to a permanent resident while in the U.S., is required to receive vaccinations to prevent the following diseases:
* Mumps Measles-Rubella
* Polio
* Tetanus and Diphtheria Toxoids
* Pertussis
* Haemophilus influenzae type B
* Hepatitis B
* Any other vaccine-preventable diseases recommended by the Advisory Committee for Immunization Practices
Now, this list is not just an American standard — you will find similar lists in most developed countries around the world. Without a system of checks and balances, we run the risk of having diseases that have otherwise been eradicated in this country coming back in a big way. When people travel here illegally, they could have the potential to spread certain diseases that could be very devastating to the general population...
Read more here.