Worried About The Eyes

Hi
I Got Floaters from 4 years and now a days its getting Worse I
just got my eyes checked a few days ago and everything was fine
Doctor Says Its Normal and when i see a white or any plain
surface i see something like thunderstorm and lightening stuff
and when i see the pc moniter i see some lines moving around
and some very small dots flash away quickly and from a week and
iam seeing a black dots from a weej in my left eyes it
dissapear when i stare and when i blink my eyes it comes again at the same position
Does anyone seeing very very tiny dots uncountable dots
wherever i see And at night there look more And very less
blinking does anyone has been seeing
Should I Get Worry or is this normal? Please Help ME Out