The blue circles are explained by the relative transparency of the skin at the level of the lower eyelids. The skin in this area is approximately 5 times thinner than on the rest of the body, which allows the blood vessels under the skin to be seen, giving a bluish color.

They can be caused by:

• There fatigue and the lack of sleep .
• Prolonged exposure to ultraviolet...

Le manque d'hydratation est l'une des principales causes de l’apparition des signes de l’âge. Une peau déshydratée perd de son éclat, devient plus fine et donc plus vulnérable aux agressions extérieures.