ache
adult
ail
attend
bandage
body
bone
brawn
care
concept
decline
degenerate
deterioration
elderly
exercise
fitness
gesture
gripes
harm
health
healthy
inflame
inflamed
inflammation
injury
knee
leg
legs
lifestyle
manage
marrow
medulla
muscle
muscles
musculature
ordeal
pain
painful
pang
person
physical
physique
rheumatism
ribs
risk
sinew
sting
swell
treat