英文關鍵字
abdomen
abdominal
activity
adult
athlete
belly
body
burning
calories
class
close
closeup
corpulent
crunches
desire
doing
endurance
energy
exercise
exercises
fat
fitness
goal
hardworking
health
healthy
home
leisure
lifestyle
lose
loss
male
man
mat
motivation
obese
obesity
overweight
purpose
purposeful
situps
sport
sportswear
strength
training
up
weight
will
workout