These are the most frequently used words in another edition of this book.
age
among
another
better
between
blood
body
book
called
cause
come
couples
day
disease
doctor
does
down
dr
during
effect
ejaculation
erection
even
ever
fact
feel
female
few
find
first
found
get
getting
go
good
guys
having
health
help
infection
ing
intercourse
know
less
life
little
long
lot
love
male
man
may
means
men
muscle
need
new
now
often
orgasm
part
partner
penis
people
percent
problem
prostate
really
researchers
say
see
seems
sex
sexual
should
side
something
sometimes
sperm
still
study
survey
take
techniques
testosterone
therapist
thing
think
though
three
time
two
university
use
vagina
want
woman
women
work
years