Answer:
If I drink, I die. If I eat, I am fine. What am I?
What three letters change a boy into a man?
I only exist when you are here. Where you never were I can never be.
I go up, let out a load and then go back down. What am I?
I'm blue, but when you see me I'm red. You don't see me too often. I'm there for you if you're hurt, but I'm good for you. What am I?
It weighs next to nothing but no one can hold it for long. What is it?