Cross-linked Molecules and Aging in Skin, Arteries, and Other Tissues III

Proteins are complex molecules, made up of amino acids, which perform a wide variety of functions in the human body, from chemical reaction-controlling enzymes, to structural molecules like collagen, to necessary components in human memory. In order to function properly, proteins must assume a correct three-dimensional configuration. In their proper shape, some proteins act as […]

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Quality of Life Versus Quantity of Life

Longevity is only desirable if it increases the duration of youth, and not that of old age. The lengthening of the senescent period would be a calamity. —Alexis Carrel, Man the Unknown (1935) Nothing is too wonderful to be true. —Michael Faraday Many people fear that an extended life span would mean even more time […]

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