Alopecia Help

Why does hair loss usually affect the top of the scalp while the hair at the back and sides often remains thick for decades? Modern research suggests that hair follicles from different parts of the scalp are biologically different and may even carry a “memory” of where they came from. Dr Gwen Adey explores one of the most fascinating mysteries in hair biology: how hair follicles seem to know where they are.

Imagine your phone battery. When it’s brand new, it lasts all day. A few years later, it doesn’t. It still works. Just not as well. A fascinating new study published in 2026 made me wonder whether something similar might happen inside some hair follicles