Özet:

Aging includes, mixed process that includes such as genetics, lifestyle, variables chronic disease. Free radicals are highly reactive chemicals which contain an electron that isnt matched in an atom or molecule orbital. The most fundamental free radicals in biological systems are the ones that consist of oxygen and they are called reactive oxygen species and they cause oxidative stress formation. Oxidative stress is the corruption case of the balance between oxygen formation and antioxidant defense in the direction of the oxidants..It is in a close relationship with such pathogenesis of many pathological tables and aging mainly as cancer, heart diseases, diabetes and diabetes complications. Apoptosis that occurs in the existence of severe and persistent oxidative stress increases in such diseases as Alzheimer and Parkinson whose incidence increases by aging.

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