In view of demographic trends, andrology will increasingly be concerned with problems of the aging male, especially with aspects of fertility. While there is considerable interindividual variation, fertility in men usually persists well into old age. However, increased occurence of spontaneous mutations means a higher genetic risk for children of older fathers. Diminished androgen levels in old…
Phenomenon related to skin aging among others are wrinkles, increase in dryness of the skin, decrease in skin flexibility, elasticity and smoothness of the skin. The skin's most important role is its function as a barrier to prevent water loss, electrolyte and skin component loss, as well as to prevent the absorption on injurious substances. Therefore, keeping the correct balance of water in th…