Why Do My Hands Shake?

My hands tremble not a full shake I have been taking anti blockers or something like that the doctor proscribed but that was like a month ago and they haven't worked.Also recently I have been having headaches like not in one place like in different places around my head and they only last like 2-3 seconds. Any... show more My hands tremble not a full shake I have been taking anti blockers or something like that the doctor proscribed but that was like a month ago and they haven't worked.Also recently I have been having headaches like not in one place like in different places around my head and they only last like 2-3 seconds. Any Help Is Welcome : )
Update: I am 16 years old if that helps and i sadly i am a boring one i don't do anything i am a couch potatoe : ). Also when i am relaxed my muscles like twitch but only when i am relaxing.
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