Menu

Body Hair Growth Table

Total number of follicles in the body: 5 million

Total number of hairs in the head:100,000 - 150,000

Anagen follicles (in adults): 90%

Telogen follicles (in adults): 10%

Anagen follicles (in children): 95%

Telogen follicles (in children): 5%

 

Growth rate

In the head: 0.37-0.44 mm/day

In the body: 0.27 mm/day


Follicular density

At birth: 1,135/cm

1 year: 795/cm

15 years: 615/cm

30-80 years: 485/cm

80 years: 435/cm

Average diameter of a body hair:70 mm (60-84 mm)(in adult males)


Body Hair Growth Table (Richards-Merhag-Table)

 

BODY PART:

Rate of actively growing body hair (anagen phase) %

Rate of resting body hair (telogen phase) %

Duration of actively growth period (anagen phase)

EYEBROWS

EARS

CHEEKS

CHIN

UPPER LIP

ARMPITS

GROIN

ARMS

LEGS

CHEST

10

15

50-70

70

65

30

30

20

20

30

90

85

30-50

30

35

70

70

80

80

70

4-8 weeks

4-8 weeks

-

1 year

16 weeks

4 months

4 months

13 weeks

16 weeks

-

 

 

BODY PART:

Duration of resting period (telogen phase)

Duration of transition period (catagen phase)

Active transformation cycle of body hair

EYEBROWS

EARS

CHIN

UPPER LIP

ARMPITS

GROIN

ARMS

LEGS

3 MONTHS

3 MONTHS

10 WEEKS

6 WEEKS

3 WEEKS

3 MONTHS

16 WEEKS

24 WEEKS

1-2 WEEKS

1-2 WEEKS

2-3 WEEKS

2-3 WEEKS

2-3 WEEKS

2-3 WEEKS

2-3 WEEKS

3-6 WEEKS

10 MONTHS

10 MONTHS

14 MONTHS

5 MONTHS

5 MONTHS

8 MONTHS

10 MONTHS

11-12 MONTHS

 

 

BODY PART:

Rate of actively growing body hair (anagen phase) %

Rate of resting body hair (telogen phase) %

Duration of actively growth period (anagen phase)

EYEBROWS

EARS

CHEEKS

CHIN

UPPER LIP

ARMPITS

GROIN

ARMS

LEGS

CHEST

-

-

880

500

500

65

70

80

60

60

2-2,5

-

2-4

2-4

1-2,5

3-5

3-5

3

2-4

-

0,16

-

0,32

0,38

-

0,3

-

0,3

-

0,35