I have healthy teeth and gums. but i have a little hard bump on the floor or my mouth right below my teeth. i can't tell if it is attached to the jaw or if it moves when i touch it. should i be worried or go see a doctor?

See dentist: Have your dentist check this out, it may be a bony exostosis, which is harmless. Go to the dentist for piece of mind.

Have it checked: It is most likely nothing serious, but your best bet is to have it evaluated.

See your dentist: Some conditions like bumps on the on the floor or my mouth may require further assessment and your dentist may schedule a follow-up appointment or refer you to a specialist to determine a diagnosis. See your dentist for evaluation.