Anagen (growth phase): Most hair is growing at any given time. Each hair spends several years in this phase. Catagen (transitional phase): Over a few weeks, hair growth slows and the hair follicle shrinks. Telogen (resting phase): Over months, hair growth stops and the old hair detaches from the hair follicle.
Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection. Definition of phylactic - A medicinal substance or remedy that protects from disease, toxicity, or infection.
(fÄ«-lÅjâ²É-nÄ) n. pl. phyÂ·logÂ·eÂ·nies. 1. The evolutionary development and history of a species or trait of a species or of a higher taxonomic grouping of organisms: the phylogeny of Calvin cycle enzymes. Also called phylogenesis. 2. A model or diagram delineating such an evolutionary history: a molecular phylogeny of the annelids.