What Causes Tremors In The Hands And Head With Numbness In The Fingers?

hi I have tremors in hands and head, numbness in a few fingers that I wake up with thwm numb. if this cost anything stop me now and I am disabled and worked 2-3 jobs my whole life until 45. my head shaking is getting much worse. my pcp put me on propranolol, or something close to it. I fall contually and though I thought it was my disability. which is my lower back, sciatic, I was born with out a L4. on 1 of my falls I shattered my L3 which was cemented. I have sciatic issues. my walk is slow NOW I SPECIFICALLY SAID I AM ON DISABILITY AND I AM EVEN BELOW WELFARE LIMITS, WHEN I WORKED 2-3 JOBS MY WHOLE LIDW FROM AGE 7and looks like I could possibly have been drinking. all of a sudden I find myself going to a side usually my left. my L3 was totally redone with cement, I woke up in the middle and pain was out of this world. the x=ray technicians were in awe in how they basically made me a new L3. I don t know what else to say excpt I am 56, and falling apart/