Neurasthenia refers to

Options

A. Undue concern about health
B. Traumatic experience like rape
C. Disorder of sensory perception
D. Mental inability to concentrate on or enjoy things

Answer

**Step-by-Step Solution:**

1. **Understanding Neurasthenia**: Neurasthenia is a term used to describe a condition characterized by a range of physical and mental symptoms. It is primarily associated with chronic fatigue, weakness, and a lack of concentration.

2. **Identifying Symptoms**: Common symptoms of neurasthenia include:
- Neuralgia (pain or numbness in various body parts)
- Chronic fatigue
- Weakness
- Anxiety
- Fainting

3. **Evaluating the Options**: The question provides four options regarding what neurasthenia refers to:
- A) Undue concern about health
- B) Traumatic experience like rape
- C) Disorder of sensory perception
- D) Mental inability to concentrate or enjoy things

4. **Analyzing Each Option**:
- **Option A**: Undue concern about health is known as hypochondria, which is not related to neurasthenia.
- **Option B**: Traumatic experiences like rape lead to different psychological conditions, not specifically neurasthenia.
- **Option C**: A disorder of sensory perception involves the brain's inability to process sensory information, which is also not neurasthenia.
- **Option D**: Mental inability to concentrate or enjoy things aligns with the symptoms of neurasthenia.

5. **Conclusion**: Based on the analysis, the correct answer is **Option D**: mental inability to concentrate or enjoy things.

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