These are the most frequently used words in this book.
activity
aerobic
age
arms
avoid
best
between
body
calories
cancer
cent
control
daily
day
distance
down
duration
during
easy
eat
endurance
especially
even
exercise
far
fast
fat
feel
feet
find
first
fit
fitness
five
food
fruit
go
good
hands
health
heart
help
high
hours
however
including
increase
keep
least
leg
less
level
long
lower
marathon
may
miles
minutes
months
muscles
need
often
once
page
people
per
programme
race
rest
risk
run
running
seconds
see
sessions
set
shoes
should
shoulders
six
slow
sports
start
strength
stress
stretch
system
take
three
time
training
two
use
vitamin
water
week
weight
work
years
yourself