• Infectious disease: Any disease that is caused by the entrance, development and reproduction of harmful microorganisms in the body.
• Herpes labialis: Herpes infection of the mouth (lips) and surrounding regions.
• Herpetic whitlow: Herpes infection of the fingers or toes.
• Post herpetic neuralgia: Mild to severe nerve pain caused by herpes infection along the course of the affected nerve. The pain may persist even after resolution of the skin infection.
• Seropositive: Having a positive reaction to a test on the blood serum for a specific disease.
• Erythema: Reddening of the part.
• Erythematous: Characterised by erythema.
• Vectors: An agent that carries and transmits and infectious pathogen into another living organism.
• Holistic: Consideration of the person as a whole, body, mind, emotions, spirit, in quest for optimal health.
• Cerebrospinal fluid: It is a clear fluid that surrounds the spinal cord and brain and acts as a shock absorber.
• Dysuria: Difficulty in passing urine.