Hair Growth After Death: Separating Myth from Science
The myth that hair continues to grow after death has intrigued humanity for centuries. This belief, often bolstered by anecdotal evidence and historical accounts, has…
Category: Hair Biology
Exploring the Amino Acid Composition of Human Hair
Introduction Human hair is a remarkable biomarker, offering insights into a person’s genetic makeup, environmental interactions, and even health status. At its core, hair is…
What are the chemical components of hair
Human hair is a complex biomaterial that plays a critical role not only in aesthetic appearance but also in providing insights into an individual’s health…
The Multifaceted Roles of Hair Fiber in Humans and Other Mammals
The typical human has about 2 million hair follicles with around 1 million on the head (of which about 100,000 are big terminal hair follicles…
The basics of the human hair follicle structure in the skin
Introduction: The total number of hair follicles present in the skin of a human is estimated at about 2 million. On other websites (and even…
What is hair fiber made of?
The primary component of hair fiber is keratin, a type of protein, which consists of long chains (polymers) of amino acids. The keratin in hair…
How does the lack of hair in naked mole-rats enhance their sensory perception and survival underground?
Naked mole-rats (Heterocephalus glaber) are intriguing creatures. Originating from subsaharan Africa, these bathyergid rodents exhibit several distinct characteristics that make them stand out among other…
Is Long Hair only Found in Humans?
Throughout human history, long hair has been a coveted characteristic, perceived as an emblem of beauty, strength, and social status. Most people cannot grow their…
There’s Something Fishy about Hair Follicle Evolution
Despite their dissimilarities, hair and fish scales – both integral vertebrate appendages – share a striking correlation in their evolutionary journey. At the core of…