Humans are the only mammals with long hair on their heads. Scientists look into what drives this unique feature.

Figure 1 shows the anatomy of a normal anagen follicle. In anagen, the scalp follicles reach into the subcutaneous fat and the hair is produced by rapidly dividing keratinocytes within the ...

Figure 1: Diagram of the anagen hair follicle, which is in the active growth phase. These results have set the stage for the study by Alexeev et al. Here the workers used a chimeric ...

The stages are anagen (growth stage), catagen (regression stage), telogen (resting stage), and exogen (shedding stage). Each hair follicle (structure at the base of each strand of hair goes ...

Stress can lead to noticeable hair loss, usually months after a stressful situation occurs. This type of hair loss is ...

Anagen, or growing hair follicles, cover the entire scalp by about 18 to 20 weeks gestation. At 24 to 28 weeks gestation, the anagen hair follicles evolve to a short catagen phase in which the ...

Hair growth is a continuous process. There are four stages of hair growth: anagen, catagen, telogen, and exogen. Each stage ...

And the name? Though it sounds Swedish (and the salon’s decor is a bit IKEA), “anagen” is actually a medical term for the active growth phase of hair follicles. — Cathay Che ...

People can lose a lot of weight through dieting or after surgery, especially if you have bariatric surgery, the kind that ...

Adult hair follicles undergo a growth cycle consisting of periods of growth (anagen), regression (catagen), and rest (telogen). Researchers demonstrated that the brief activation of ß-catenin in ...

The anagen phase is what determines how long ... “Gently massaging the scalp improves blood circulation and nutrient delivery to hair follicles,” Cetinkaya added. Moreover, Cetinkaya says ...