Dr Vlok is a clinical neurologist working from Mediclinic Constantiaberg Hospital in Cape Town, South Africa.

He is a medical doctor that specialises in the diagnosis and treatment of injuries, diseases and disorders of the nervous system.

A neurologist treats diseases that affect the brain, spinal cord and nerves, such as:

• Cerebrovascular diseases, i.e. strokes

• Demyelinating diseases of the central nervous system, i.e. multiple sclerosis

• Headache disorders

• Infections of the brain and peripheral nervous system

• Movement disorders, i.e. Parkinson's disease

• Neurodegenerative disorders, i.e. Alzheimer's disease and Amyotrophic Lateral Sclerosis (Motor neuron disease)

• Seizure disorders, i.e. epilepsy

• Spinal cord disorders

• Speech and language disorders

• Functional neurological disorders

​