Skin doesn't just look older as the years pass. It starts behaving differently at a genetic level. The fibroblasts in aged skin express a measurably different set of genes compared to those in younger tissue, and that shift is what drives the structural breakdown researchers observe in photoaged and chronologically aged skin models.
This isn't surface-level change. It's a biological...
English
Arabic
French
Spanish
Portuguese
Deutsch
Turkish
Dutch
Italiano
Russian
Portuguese (Brazil)
Greek