These are the most frequently used words in this book.
accommodation
acid
activity
age
al
appears
b6
between
biochemical
blood
calcium
cases
cause
caused
cells
changes
children
ciliary
collagen
connective
contact
copper
cornea
deficiency
diet
different
distance
dopamine
during
effects
elevated
especially
et
even
eye
found
g6pd
general
glasses
hard
high
higher
however
image
immune
impact
increase
increased
individual
issues
lack
lead
lens
lenses
less
level
light
low
may
metabolism
might
muscle
myopes
myopia
myopic
near
negative
note
nutrition
often
optical
people
positive
problem
processes
progression
quality
rate
reading
reduced
related
results
retina
sclera
section
see
selenium
specific
stress
system
table
time
tissue
type
various
via
vision
vitamin
work
zinc