Linked from
The 26 pages that link to Hair shaft, each with the reason it gives.
Androgenetic alopeciaRelated: Miniaturized follicles produce progressively thinner, shorter shafts.
Hair growth cycleRelated: Its emergence and loss make follicle cycling visible.
VibrissaeRelated: The exposed shaft transmits external forces to the sensory follicle.
Hair lossRelated: Breakage of the shaft can resemble shedding even when the follicle remains intact.
TrichophagiaRelated: Swallowed hair consists of durable shafts that resist digestion.