![]() The authors of the study hypothesize that depression may slow down the creation of nerve cells. These findings support the idea that depression could reduce the performance of declarative memory, which involves the memory of facts and events. If pattern separation is impaired, people may become confused when thinking about where they have been, particularly if they have visited several similar places. This is the method the brain uses to encode memories of similar events and other stimuli. In a 2013 study, a group of young adults scored poorly in pattern separation. This suggests that depression can affect different types of memory, including declarative and autobiographical memories. People who have depression report struggling to recall particular memories. ![]() What is depression? A Mayo Clinic expert explains.Share on Pinterest Studies suggest that there is a link between memory loss and depression.Depression and anxiety: Can I have both?.Corticobasal degeneration (corticobasal syndrome).Clinical depression: What does that mean?.Antidepressants: Which cause the fewest sexual side effects?.Antidepressants: Selecting one that's right for you.Antidepressants: Can they stop working?.Antidepressants and weight gain: What causes it?.Antidepressants and alcohol: What's the concern?.Antidepressant withdrawal: Is there such a thing?.Alzheimer's nose spray: New Alzheimer's treatment?.Alzheimer's disease: Can exercise prevent memory loss?.Understanding the difference between dementia types.How is Alzheimer's disease diagnosed? National Institute on Aging.Memory, forgetfulness, and aging: What's normal and what's not? National Institute on Aging.Mild cognitive impairment: Epidemiology, pathology and clinical assessment. 10 early signs and symptoms of Alzheimer's.Do memory problems always mean Alzheimer's disease? National Institute on Aging.You might be referred to a specialist in diagnosing dementia or memory disorders, such as a neurologist, psychiatrist, psychologist or geriatrician. He or she may also order blood tests, brain-imaging scans and other tests that can help identify reversible causes of memory problems and dementia-like symptoms. In addition to a general physical exam, your doctor will likely conduct question-and-answer tests to judge your memory and other thinking skills. Have you recently had a major loss, a major change or stressful event in your life?.Have you recently been in an accident, fallen or injured your head?.What have you done to cope with memory problems?.What medications, including prescription drugs, over-the-counter drugs and dietary supplements, do you take and in what doses?.Untreated sleep apnea can cause memory problems that improve with appropriate treatment. A tumor or infection in the brain can cause memory problems or other dementia-like symptoms. An underactive thyroid gland (hypothyroidism) can result in forgetfulness and other thinking problems. A vitamin B-12 deficiency - common in older adults - can cause memory problems. Vitamin B-12 helps maintain healthy nerve cells and red blood cells. Alcohol can also cause memory loss by interacting with medications. Chronic alcoholism can seriously impair mental abilities. Stress, anxiety or depression can cause forgetfulness, confusion, difficulty concentrating and other problems that disrupt daily activities. A head injury from a fall or accident - even if you don't lose consciousness - can cause memory problems. Certain medications or a combination of medications can cause forgetfulness or confusion. Possible causes of reversible memory loss include: Your doctor can screen you for conditions that cause reversible memory impairment. Many medical problems can cause memory loss or other dementia-like symptoms. Memory loss isn't always the first sign, and the type of memory problems varies. The disease process (pathology) of each of these conditions is different. A combination of several of these types of dementia (mixed dementia).limbic-predominant age-related TDP-43 encephalopathy (LATE).Alzheimer's disease, the most common cause of dementia.Having changes in mood or behavior for no apparent reasonÄiseases that cause progressive damage to the brain - and consequently result in dementia - include:.Getting lost while walking or driving in a familiar area.Misplacing items in inappropriate places, such as putting a wallet in a kitchen drawer.Taking longer to complete familiar tasks, such as following a recipe.Mixing words up - saying "bed" instead of "table," for example.Often, memory loss that disrupts your life is one of the first or more-recognizable signs of dementia.
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