As the exact cause of Alzheimer's disease is still unknown, there's no certain way to prevent the condition. But a healthy lifestyle can help reduce your risk.
The latest research suggests that other factors are also important, although this does not mean these factors are directly responsible for causing dementia.
The research concluded that by modifying all the risk factors we're able to change, our risk of dementia could be significantly reduced.
There's some evidence to suggest that rates of dementia are lower in people who remain mentally and socially active throughout their lives.
It may be possible to reduce your risk of Alzheimer's disease and other types of dementia by:
Interventions such as "brain training" computer games have been shown to improve cognition over a short period, but research has not yet demonstrated whether this can help prevent dementia.
Read more about preventing dementia.