Electromagnetic Fields From Monitors Affect Nervous System

Here's proof that electromagnetic fields from electronic devices can harm the nervous system.

This patent shows that certain frequencies have been shown to cause: relaxation, drowziness, the feeling of pressure at a centered spot on the lower edge of the brow, seeing moving patterns of dark purple and greenish yellow with the eyes closed, a tonic smile, a tense feeling in the stomach, sudden loose stool, and sexual excitement.

You can see the patent and more details here.