Dementia is an illness that occurs in old age. It is caused by damage to the brain, which causes memory loss and other cognitive problems. There are different types of dementia, each with its own symptoms.Some common symptoms include memory loss, confusion, trouble concentrating, and trouble with tasks. Dementia can cause people to lose their ability to walk, talk, or care for themselves. In addition, it can affect a person's eating and drinking habits. dementia wandering prevention Some medical conditions, such as traumatic brain injury, can also cause dementia. This is especially true if the injury happens to a person who is active.Certain drugs and other treatments can also have an impact on memory. Drugs such as sedatives and sleeping pills can make a person's memory worse.Getting enough rest is important. Without proper sleep, a person's body may not be able to repair itself.Certain medications can also increase the risk of dementia. If you are concerned, see your doctor. He or she can perform tests to diagnose the underlying cause.The healthcare team will provide you with education and help you get a plan in place. A good support system can also be helpful. You can find a local group for people with dementia.Your doctor will do a physical exam, check your medical history, and do testing to confirm the diagnosis. Other diagnostic tests may be required.Medications can help to control and slow the progression of the disease. Lifestyle changes, such as getting brisk exercise, can protect the brain's structure.