What Causes Dementia?

Dementia symptoms include memory loss, confusion, impaired judgment, and changes in mood and behavior. It ranges in severity from mild to severe. It can develop gradually or suddenly. Early-onset and severe cases are the most serious.

Dementia is caused by damage to the brain. This can result from a stroke, tumor, infection, or trauma. Certain diseases such as Alzheimer's disease and Huntington's disease are also linked to dementia. Many factors can increase the risk of developing dementia, including age, family history, and lifestyle choices such as smoking and drinking alcohol.

This blog will discuss the most common causes of dementia.


Dementia affects people of all ages but is most common in older adults. It can lead to problems with memory, thinking, language, judgment, and behavior. Most cases of dementia are caused by diseases that damage or destroy brain cells, such as Alzheimer's disease or stroke.

However, studies have shown that genetics may play a role in many cases of dementia. This means that genes may increase the risk of developing dementia or make it more likely for someone with dementia to experience specific symptoms.

Brain injuries

Traumatic brain injuries (TBI) are a leading cause of death and disability in the United States, with more than 2.5 million people affected each year.1 TBI can result in a wide range of short- and long-term complications, including dementia.

In the United States, brain injuries account for 50,000 cases of early-onset dementia each year. This is about 10% of all cases of dementia. Brain injuries can occur from several causes, including car accidents, falls, and sports injuries.

Damage to the brain can lead to a number of problems, including memory loss, confusion, and impaired judgment. Early diagnosis and treatment of brain injuries are essential for preventing or minimizing the development of dementia. Dementia can occur following any type of head injury, but it is most common in individuals who have suffered a TBI.


As people age, they are more likely to experience dementia. Dementia results in memory loss and impaired thinking ability. It is caused by damage to the brain cellsAs people age, their brains shrink in size and lose nerve cells. This leads to a decline in cognitive function.

Neurodegenerative diseases

Neurodegenerative diseases are a group of disorders that impact the brain and nervous system. They are caused by the loss of nerve cells in the brain, leading to problems with memory, movement, and thinking. Dementia is the most common form of neurodegenerative disease, affecting an estimated 47 million people worldwide.

Environmental factors

There is growing evidence that suggests environmental factors may play a role in the development of dementia. Studies have shown that exposure to air pollution, including traffic-related air pollution, can increase the risk of dementia.

Additionally, living in a polluted area has also been linked with a higher risk of developing Alzheimer's disease. Other research has suggested that exposure to pesticides and lead may also increase the risk of dementia. While more research is needed to determine the exact role that environmental factors play in the development of dementia, it's essential to be aware of these potential risks.

A 3D model of the brain

Frequency Precision offers nurse call systems, wireless door sensors, and other care assist devices for dementia patients. These devices can help improve the quality of life for those living with dementia and their caregivers. To place an order, visit our website!

Contact us today for more information.