Wikipedia / List of aging processes Accumulation of lipofuscinAging brainCalorie restrictionCross-linkCrosslinking of DNADegenerative diseaseDNA damage theory of agingExposure to ultraviolet lightFree-radical damageGlycationLife expectancyLongevityMaximum life spanSenescenceStem cell theory of agingSee alsoIndex of topics related to life extensionReferences