Simplify the following text for a Grade 7 native English-speaking person.
Original: The usual sequence is : underarm ( axillary ) hair , perianal hair , upper lip hair , sideburn ( preauricular ) hair , periareolar hair , and the beard area .
Simplified: About one year after pubic hair begins appearing , underarm hair also grows . The hair on the arms and legs also gets thicker , and some girls may have hair appearing on their upper lip and in front of their ears .