Over time, the skin undergoes clinical and histological changes due to intrinsic aging (chronoaging), Chronoaging can be worsened by cumulative environmental damage, such as the chronic ultraviolet light exposure (photodamage), the presence of pollutants, and smoking. The superimposed effects of photodamage on intrinsically aging skin ha ve been termed photoaging, this is characterized by wrinkles, shallowness, laxity, mottled pigmentation, and rough textured skin.
The aesthetic field changes at such a rapid pace, it is hard to keep up with the latest trends and developments. Each decade has introduced new technologies that have made cosmetic procedures more safe, simple and more efficient. The 1980’s was the decade of chemical peels; the 1990’s the laser; but the two most innovative changes have come from the aesthetic use of botulinum toxin in the 1990’s and now the explosion of fillers in this era of the 21st century.