can anyone help me

I need help I have NO insurance and live with my 80 year old dad . I take care of him he is disabled so I cant work . 

PROBLEM IS- I have had numbness of the chin for months now , it started on the left and gradually moves toward the right , I now have numbness of the lower lip and it feels like  Novocaine wearing off . I also have pressure pain in my lower jaw and pins and needle pains in my right leg and thigh. 

I am 58 years old about 130 lbs, can someone Please give me an Idea of what is wrong with me thank you in advance