Answer:
if I drink I die if I eat I am fine what am i
Which weighs more? A pound of iron or a pound of feathers?
You'll have to consult an optometrist if you want to improve this.
I am neither a guest nor a trespasser in this place. I belong that belongs to me. Where is it?
What is so delicate that even mentioning it breaks it?
People take me on walks and I run and have fun. What am I?