List of Theories.

Scientific research in a variety of areas has lead to a number of theories of aging. Current understanding of evolution and the processes involved in aging lead to the primary conclusion that species are designed to survive long enough to ensure successful procreation. Once individuals have reproduced, nature has no reason to select genes which will extend their lifespan further.

Here are some recent reviews of age related topics.
Here is an extensive list of reviews of the various aging theories.
Here are some hypothesis about factors involved in aging.

Detailed below are some of the theories of the causes of aging which have been promoted over the years.

Clinker/Age Pigment Theory
Disposable Soma Theory
DNA Damage Theory
DNA Damage/Repair Theory
Free Radical/Oxidantion Theory
Hormone/Stress Theory
Glycosylation Theory
Genetic Theory in Aging.
Gene/Biological Clock Theory
Immunological Theory
Metabolic/Waste Product Theory
Mitochondrial Theory
Mutation Theory
Neuroendocrine Theory
Neurodegeneration/Calcium Theory
Nutrition Theory
Protein Damage Theory
Radiation Theory
Telomere/Cellular Senescence Theory

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Author: Robert Bradbury

bradbury@aeiveos.wa.com

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