Symptom

Malaise

A vague, generalized feeling of discomfort, unease, or reduced well-being, often occurring as a nonspecific symptom of systemic illness, psychological distress, lifestyle factors, or medication effects, without a clearly localized clinical correlate.

Causes

  • Infectious causes

    • Common cold

    • Influenza

    • COVID-19

    • Infectious mononucleosis

    • Lyme disease

  • Mental health causes

    • Stress

    • Anxiety disorders

    • Depression

  • Chronic systemic diseases

    • Diabetes mellitus

    • Anemia

    • Chronic obstructive pulmonary disease (COPD)

    • Autoimmune diseases

    • Kidney disease

    • Liver disease

    • Heart failure

    • Cancer

  • Sleep-related and lifestyle causes

    • Insomnia

    • Obstructive sleep apnea

    • Poor nutrition

    • Physical inactivity

    • Excessive caffeine intake

    • Alcohol abuse

  • Medication and substances causing fatigue or reduced well-being

    • Sedatives

    • Antidepressants

    • Antihypertensive medications

  • Endocrine and metabolic causes

    • Hypothyroidism

    • Adrenal insufficiency

    • Electrolyte disturbances

    • Vitamin deficiencies

  • Other causes

    • Chronic pain

    • Prolonged physical or emotional stress

    • Post-infectious states

    • Idiopathic causes

Also known as: Asthenia, Discomfort, Lethargy, Unease, Weakness

Referencing diagnoses

Note: Lists existing diagnoses in Diagnotize only.