Answer:
Keep doing me to avoid lens dryness
Some people avoid me some people count me some people just consume me
My rings are not worth much, but they do tell my age. What am I?
The more you work, the more I'll eat.You keep me full, I'll keep you neat. What am I?
I have green hair a round red head and a long thin white beard.
No matter how little or how much you use me, you change me every month.