* <nospam@plz.com> wrote:

The need for repeated exams of human beings was to test for pollution and
environmental related issues.  The aliens were gauging the extent and effect
of pollution on human beings.

The small scope tissue biopsies that may report after and abduction are skin
biopsy tests for pollutants.

   BWHAHAHAHAHAHA! The ugly little bug-eyed skinny space alien monsters
are so stupid and primitive that they have to do crimes like kidnapping
to get tissue for testing? BWHAHAHAHAHA! They can't figure out an easier,
less time consuming and difficult method? BWHAHAHAHA! What idiots!