Theories Of Aging Part I

The Wear and Tear Theoryand on how we actually live.
The Wear and Tear Theory was first introduced byAnti-aging medicine attempts to prevent damage to
Dr. August Weismann, a German biologist in 1882. Heour cells and increase repair of DNA to help us
believed aging occurred when the body and its cellsescape our genetic destinies, at least to some
were damaged by overuse and abuse. The majorextent.
organs of the body such as the liver, stomach,The Free Radical Theory
kidneys, skin and so on are worn down by toxins inThis development in anti-aging research was first
our diet and in the environment, by excessive intakeintroduced by R. Gerschman in 1954 and developed
of fat, sugar, caffeine, alcohol and nicotine, by theby Dr. Denham Harman of the University of
ultra-violet rays of the sun and by the many otherNebraska, College of Medicine. Free radical is a term
physical and emotional stresses to which we subjectused to describe any molecule that differs from
our bodies. Simply using the organs over time wearsconventional molecules. Free radicals possess a free
them out even if you never touch a cigarette orelectron that makes it react with other molecules in
have a glass of wine and stayed out of the sun, etc.highly destructive ways.
Abuse just wears them out quicker. He also believedThe theory holds that free-radical damage begins at
it takes place on the cellular level.birth and continues until we die. In our youth its
Nutritional supplements and other treatments can helpeffects are fairly minor because the body has
reverse the aging process by stimulating the body'sextensive repair and replacement mechanisms that in
own ability to repair and maintain its organs and cells.healthy young people function to keep cells and
The Neuroendocrine Theoryorgans in working order. With age, the accumulated
The neuroendocrine theory was developed byeffects of free-radical damage begin to take their toll
Vladimir Dilman, Ph.d. The theory elaborates on theand are part of what ages our cells. Free-radical
wear and tear theory by focusing on thedisruption of cell metabolism may also create mutant
neuroendocrine system that governs the release ofcells leading to cancer and death. Free radicals attack
our hormones and other vital bodily elements.collagen and elastin. Collagen and elastin are the
Different organs release various hormones under thesubstances that keep our skin moist, smooth, flexible
governance of the hypothalamus, a walnut-sizedand elastic. When these vital tissues fray and break
gland located within the brain. Hormone levels are highunder the assault of free radicals, we begin to notice
in youth and account for menstruation in women andfolds of skins and deep-cut wrinkles.
high libido in both sexes. As we get older the bodyAnother way of looking at free-radical changes is to
produces lower levels of hormones which can havethink of it as rust and our aging process is similar to
serious effects on our functioning. Hormones helpthe rusting away of a once-intact piece of metal.
repair and regulate our bodily functions. When agingOxygen itself is free radicals and so our breathing
causes a drop in hormone production, it causes aand aerobic exercise generates free radicals that help
decline in our body's ability to repair and regulateus along the aging process.
itself.Substances that prevent harmful effects of oxidation
The hormone replacement therapy is a frequentare antioxidants. This is why specialists in anti-aging
component of any anti-aging treatment and helps tomedicine prescribe a host of natural and
reset the body's hormonal clock and then reverse ormanufactured antioxidants to help combat the
delay the effects of aging. The theory holds that ifeffects of aging. Many vitamins and minerals and
our hormones are being produced at youthful levelsother substances fight aging by acting as free-radical
the cells of our bodies are stimulated to active andscavengers.
we stay young.Source: The American Academy of Anti-Aging
The Genetic Control TheoryMedicine
This theory focuses on the genetic programmingDisclaimer: These statements have not been
encoded within our DNA. From birth we are equippedevaluated by the Food and Drug Administration. The
with a unique genetic code, which has a great deal toinformation in this article is not intended to diagnose,
say about how quickly we age and how long we live.treat, cure or prevent any disease. All health
When our biological clock goes off it signals ourconcerns should be addressed by a qualified health
bodies first to age and then to die. The timing on thiscare professional.
genetic clock is subject to enormous variation andThis article is FREE to publish with the resource box.
depends upon what happens to us as we grow up