Is there any medical tests for the whole body?

DarkManX
I do have some white hair like 5 in front of my head and back...
Is this normal and could it be cured by some way?
My age is 23 and I'm practicing sports, but maybe the food that I eat with less vegetables.
Updates
+1 y
Is there any doctors over here?
Is there any medical tests for the whole body?
6 Opinion