What is Skin Senescence?
Senescence is the scientific term for aging. With age, wrinkles appear, the skin loses its elasticity, becomes thinner; drier and paler, and blood vessels become visible. Pores may begin to increase in size. Hair becomes white, may recede, especially in men, or grow in unwanted areas such as the lips (women) or in the ears (men). There is also a loss of volume in the face with redistribution of fat. Muscle contraction may cause deeper and permanent wrinkles in certain areas such as the glabellar lines between the eyebrows. The contours of the face change as the facial skin drapes over the underlying skull and muscles. Photodamage, which is caused by overexposure to the sun or ultraviolet light, may accelerate this process. Wrinkles occur at a younger age and are more pronounced. Typical signs of photodamage are brown age spots, irregular pigmentation of the skin, especially in fair-skinned people. In addition, growths may appear on the surface of the skin, which may become rough and in
