13 Facts About Body hair

The growth of androgenic Body hair is related to the level of androgens and the density of androgen receptors in the dermal papillae.

Androgenic Body hair follows the same growth pattern as the Body hair that grows on the scalp, but with a shorter anagen phase and longer telogen phase.

Terminal arm Body hair is concentrated on the wrist end of the forearm, extending over the hand.

Vellus arm Body hair is usually concentrated on the elbow end of the forearm and often ends on the lower part of the upper arm.

The Body hair is softer and different from terminal arm Body hair, in texture.

Visible Body hair appearing on the top surfaces of the feet and toes generally begins with the onset of puberty.

Pubic Body hair is a collection of coarse Body hair found in the pubic region.

The average ages pubic Body hair begins to grow in males and females are 12 and 11, respectively.

Underarm Body hair normally starts to appear at the beginning of puberty, with growth usually completed by the end of the teenage years.

The sequence of appearance of terminal Body hair reflects the level of androgen sensitivity, with pubic Body hair being the first to appear due to the area's special sensitivity to androgen.

Androgenic Body hair provides tactile sensory input by transferring Body hair movement and vibration via the shaft to sensory nerves within the skin.

Androgenic Body hair extends the sense of touch beyond the surface of the skin into the air and space surrounding it, detecting air movements as well as Body hair displacement from contact by insects or objects.

Thermodynamic properties of Body hair are based on the properties of the keratin strands and amino acids that combine into a 'coiled' structure.