Often it's not possible to identify the cause of back pain. Doctors call this "non-specific" back pain.
Sometimes the pain may be a result of an injury such as a sprain or strain, but often it occurs for no apparent reason. It's very rarely caused by anything serious.
Occasionally back pain can be due to a medical condition such as:
a slipped (prolapsed) disc – where a disc of cartilage in the spine presses on a nearby nerve
sciatica – irritation of the nerve that runs from the pelvis to the feet
These conditions tend to cause additional symptoms – such as numbness, weakness or a tingling sensation – and they're treated differently to non-specific back pain.
Dementia is a syndrome (a group of related symptoms) associated with an ongoing decline of brain functioning. This may include problems with: memory loss thinking speed mental sharpness and quickness language understanding judgement mood movement difficulties carrying out daily activities There are many different causes of dementia. People often get confused about the difference between Alzheimer's disease and dementia. Alzheimer's disease is a type of dementia and, together with vascular dementia, makes up the vast majority of cases. People with dementia can become apathetic or uninterested in their usual activities, or may have problems controlling their emotions. They may also find social situations challenging and lose interest in socialising. Aspects of their personality may change. A person with dementia may lose empathy (understanding and compassion), they may see or hear things that other people do not (hallucinations). Because people with dementia may lose t...