worrying doesn't cure anything especially anxiety. it would be impossible to determine the nature of these black spots based on a vague description so you will need a hands-on professional opinion. your dentist is skilled in this area but your primary care provider or an ent can also render an opinion.
small black spot on side of tongue pretty far back. black spot on lower gums. black spot on side of tongue that is small painless. have a black spot on my lower gums same side of mouth. been have neckaches and headaches. should i be worried?