As the name of the condition implies, the primary symptom remains the same as its name. The defining symptom is Post Exertional Malaise. There is serious malfunction in energy production in the mitochondria, therefore severe energy shortage. If patients do more than their allowed amount, they burn-out. Other symptoms include:
• Extreme fatigue
• Dizziness and disorientation
• Frequent urination
• Irritable bowel syndrome
• Constant or abrupt weight changes
• Thinning concentration power
• Problems with memory and remembering stuff
• Swollen lymph nodes in your neck or armpits
• Pain that moves from one joint to another without redness
• Severe headache of a new pattern
• Muscle pain which cannot be explained
• Exhaustion lasting more than 24 hours after physical or mental exercise
• Sleep problems