Answer:
Its fleece is warm and wooly white. And when you lie awake at night, count it and you'll fall asleep. What is it?
What never ends but you always have it
You can find me inside your body but not below the waist or in your tummy. I am located in the upper part and I am a symbol of love.
I always run but never walk, often murmur, never talk, have a bed but never sleep, have a mouth but never eat. Who am I?
It's real until the trick is revealed.
I am the same written forward backward and upside down.