hello so i have a problem wich i have been suffering from for 2 years i sometimes get a little bit dizzy and lightheaded and dont feel like doing nothing anymore all i wanna do is sleep i cant concentrate on anything thats happening i just sometimes stare at the ground becuse i cant concentrate on ather things i feel like all my energy and focus is drained at those momments i previously have had 2 blood tests but everything was okay and nothing could be found it also feels like migrane but less strong can anyone help me ?