三頭筋
abdominal
abdominal muscle
abs
adult
athlete
biceps
body building
bodybuilder
bodybuilding
caucasian
chest
guy
gym
handsome
health and fitness
healthy lifestyle
human muscle
indoors
laze
lifestyles
male
man
muscular build
not active
pause
portrait
power
relax
rest
resting
slack off
slow down
sport
sports and fitness
sports training
standing
strength
strong
take time off
the human body