A centuries-old medicinal root is gaining renewed scientific attention for its ability to target multiple biological ...

Rockefeller scientists uncovered how hair follicle stem cells can switch from growing hair to repairing skin when nutrients run low. The key lies in serine, an amino acid that activates a stress ...

This article was reviewed by Knox Beasley, MD. Key Takeaways: Each hair follicle is a tiny but complex structure. From the ...