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As they age, the organs of the human body, of which the skin is one, start to work less efficiently. This process, programmed by our genetic profile, can be amplified by the environment and by certain lifestyle habits.
25 years: the first signs of skin ageing
It is quite hard to believe, but at 25 years of age, our skin has already started to age. The rhythm of cell renewal slows down and the oldest cells accumulate on the surface. As a result, the skin has a dull complexion.
The activity of the sebaceous glands diminishes as well, leading to the slowdown in the production of sebum. Unlike what you could think, it is not good news! The hydrolipidic film which prevented water from escaping from our body does not play its role of barrier well anymore, leading to skin dehydration.
Whereas certain molecules are produced in smaller quantities, free radicals, the chemical molecules responsible for ageing, increase in production. The first signs of ageing appear: Skin sagging, loss of suppleness, decreased elasticity, uneven tone and the appearance of wrinkles.
Skin ageing: aggravating factors
If skin ageing follows a rhythm determined by the body according to each person’s genes (we refer to a personal biological clock), it can be accentuated by different external factors: