Hair Density: What It Really Means, How It’s Measured, and Why It Changes
When people talk about “thick” or “thin” hair, they are usually describing hair density – that is, the number of visible hair shafts emerging from…
Grey Hair in Children: Understanding an Uncommon but Important Phenomenon
Few changes startle parents quite as much as spotting silver strands on a young head. While grey hair is widely accepted as a normal sign…
An Overview on Viral Folliculitis
Introduction: Folliculitis – the inflammation of hair follicles – most commonly arises from bacterial invasion, notably Staphylococcus aureus. However, a spectrum of viral agents can…
Senescent Alopecia: Why Some Hair Thins with Age
A quiet form of hair loss: When people think of balding, they usually picture the familiar recessions and crowns of androgenetic alopecia (“male‑” or “female‑pattern”…
Chemical and metal induced effluvium: why some substances can make hair fall out
Losing between fifty and a hundred hairs a day is a normal part of the scalp hair growth cycle. However, when the rate of shedding…
The Shifting Arches: A Cultural History of Eyebrow Plucking and Shaving
Throughout history the human face has functioned as a public document, and few features have been edited as frequently as the eyebrow. Physically small yet…
What is the total number of people affected by AGA worldwide?
Androgenetic alopecia (AGA), commonly known as pattern hair loss, impacts hundreds of millions of people worldwide and often carries significant psychological and social burdens. While…
The Biology of Curly Hair
The study of hair biology has fascinated researchers for decades due to the intricate processes behind hair development and the vast diversity in hair types…
Sabouraud’s Sign: A Contemporary Assessment of Hair Breakage
Hair breakage can be as distressing for patients as hair loss, yet the two phenomena have very different aetiologies, prognoses and management strategies. Sabouraud’s sign,…