Terms that are frequently used in the knowledge pages are explained in the glossary. Many biological and medicinal terms are listed. This does not automatically mean that EMFs were a health problem. The connections between EMF, biology and health are shown in the topic pages.

In addition, we also recommend the glossary of the EMF-portal of the Uniklinik RWTH Aachen.


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Melatonin is a hormone that is produced by the pineal gland in the brain and generated under the influence of darkness. It regulates the day-night rhythm of humans and animals by changes in its concentration.


During cell division the chromosomes cannot be completely ejected from the nucleus due to the influence of genotoxic substances. The chromosomes or parts of them remain as fragments with their own micronucleus membrane shell.

Multiple Sclerosis (MS)

MS is a chronic inflammatory disease of the central nervous system. The symptoms (sight, speech and movement disorders, muscle pain, etc.) can be very different according to the location of the focus of the inflammation. The disease normally advances in phases over many years. The causes are unknown.