What Causes Muscle Aches All Over The Body?

Hi, I'm getting serious muscle aches all over my body it has become unbearable, I'm sixteen years old I am also feeling incredibly tired/dizzy/pains in stomach. I feel depressed headachey and hot flushes i have no idea what this is but its been happening for a while now. I am in a lot of pain. My parent consulted a doctor and I am seeing a bone specialist in the next two weeks, but i don't think anyone understand i just want to know what wrong with me, please help!