Answer:
I am constantly overlooked by everyone but everyone has me.
I belong to you but others use me more often than you do. What am I?
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
I am commonly abbreviated to H
I am always hungry I must always be fed. The finger I lick will soon turn red.
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?