20s
abdominal obliques
abs
aerobic exercise
aerobic oxygen
arms
balance
beauty
body fat
diet
dumbbell
exercise
fat
fitness
gym
health
heavy
home
hot
japanese people
kitui
lack of exercise
lose weight
maintenance
muscle
muscle pain
muscle training
person
physical strength
posture
practice
refreshing
rid
selftraining
shape up
skinny
slim
spicy
spine
sports
sweat
tight
trainer
training
upper arms
women
young