Freckles
 
Screen 1 of 3
Freckles
are
harmless
flat
spots
 
caused
 
by
 
a
skin
 
pigment
called
 
melanin.
 
 
Melanin
absorbs
 
and
reflects
 
the
sun's
 
ultraviolet
 
light,
 
helping
 
to
protect
skin
from
sun damage.