LA Times Studios may earn commission from purchases made through our links. If you continually chase every so-called “miracle” ingredient (retinol, vitamin C, hyaluronic acid), you’re not alone.

When looking for products to mitigate the physical signs of aging, experts recommend adding a growth factor serum to your routine. The powerful skincare cocktails often come with a hefty price tag—but ...

Nerve growth factor receptor TrkA (in green) and co-receptor NRP1 (in purple) are coexpressed in the same nerve cells in mice. Researchers at the NYU Pain Research Center have found a new receptor for ...