- Acute anterior poliomyelitis - child paralysis
- Alzheimer's
- Amnesia
- Amyotrophic Lateral Sclerosis (ALS)
- Aphasia
- Autonomic nervous system
- Bells's paralysis
- Brain
- Brain - blocked brain
- Brain - brain disorders
- Brain - double brain
- Brain embolism
- Brain paralysis
- Brain stroke
- Brain tumor
- Brain - tumor
- Central nervous system
- Cerebral aneurysm
- Cerebral haemorrhage
- Charcot's disease
- Child paralysis
- Convulsions
- Dementia
- Depression
- Encephalitis
- Encephalomyelitis
- Epilepsy
- Friedreich's Disease
- General paralysis
- Hydrocephaly
- Insanity
- Insomnia
- Isolation
- Lou Gehrig's disease
- Madness
- Meninges
- Meningioma
- Meningitis
- Multiple sclerosis
- Myalgic encephalomyelitis
- Myelitis
- Nerves
- Nervous breakdown
- Nervous system
- Nervous tics
- Neuralgia
- Nystagmus
- Paralysing diseases
- Paralysis
- Parasympathetic nervous system
- Parkinson's
- Partial paralysis
- Poliomyelitis
- Right-handed and left-handed people
- Senility
- Spinal marrow
- Suicide
- Sympathetic nervous system