Hair growth cycle Flashcards

1
Q

How much does our hair grow on average?

A

1.25cm per month

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2
Q

How many hairs do we loose on average?

A

100hairs a day

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3
Q

What is stage 1 of the hair growth cycle?

A

Anagen - hair is growing, 80%of the hair follicles are active

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4
Q

What is stage 2 of the hair growth cycle?

A

Categen - growth cycle slows down to average of two weeks, follicle starts to shrink and detached from the dermal papilla.

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5
Q

what is the 3rd stage of the hair growth cycle?

A

Telogen- telogen phase typically lasts around 3 months. The telogen phase is also when new hairs start to form in follicles that have just released hairs during the catagen phase.

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6
Q

what is the 4th stage of the hair growth cycle?

A

Exogen- During the exogen phase, which can last about 2 to 5 months, new hairs are growing in the follicles as old hairs fall away.

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