Answer:
This type of corn swells up and bursts into a crisp puff when heated.
This is your stomach's way of letting you know you've neglected it.
In spring I look gay, Covered in a green array, The warmer it gets the more clothing I wear, As the cold grows, I throw away my clothes.
You have it even if there is none.
What is always coming every day, but never arrives until the next?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.