Which type of fatigue is most likely to be caused by constant worry?

• A. Pathological fatigue
• B. Physical fatigue
• C. Acute fatigue
• D. Psychological fatigue

Answer: (D)

Verified step by step guidance

1. Understand the different types of fatigue: Physical fatigue results from bodily exertion, acute fatigue is short-term tiredness usually from temporary stress or lack of sleep, pathological fatigue is linked to medical conditions, and psychological fatigue stems from mental or emotional stress.
2. Identify the cause mentioned in the problem: constant worry is a mental and emotional stressor rather than a physical exertion or medical condition.
3. Match the cause to the type of fatigue: since constant worry affects the mind and emotions, it aligns with psychological fatigue.
4. Eliminate other options by considering their definitions: physical fatigue relates to muscle tiredness, acute fatigue is temporary and often physical, and pathological fatigue is due to illness, none of which fit constant worry.
5. Conclude that psychological fatigue is the most appropriate type of fatigue caused by constant worry.