Hello dear Greetings Regarding your symptoms of generalized body weakness fatigue malaise I am suggesting that you have the following differential diagnosis Acute malaria Encephalopathy Polyneuropathy transverse myelitis Neurosyphilis Metabolic disorder Leukemia Post traumatic stress disorder In view of this please see a neuropsychiatric specialist for expert clinical assessment Councelling and adequate drug prescription Meanwhile please do the following test Lumber puncturetest Blood culture Serum electrolytes Bone marrow biopsy Serum creatine kinase Malaria parasite test Renal function test Please see the physician with the result I hope this helps