ache
adult
ail
atrophy
attend
background
bandage
body
bone
brawn
concept
danger
decline
degenerate
degeneration
deterioration
elderly
gesture
harm
heal
health
healthy
inflame
inflammation
injury
knee
leg
lifestyle
marrow
medulla
muscle
old man
ordeal
pain
painful
pang
person
physical
problem
rheumatism
ribs
risk
sting
supervise
swell
synovial
take
treat
weak
white