Table of Contents I. The Prevalence of Memory Disorders II. Types of Dementia III. Common Symptoms of Dementia IV. Possible Causes of Dementia V. Diagnosing Dementia VI. Treatment Options The Prevalence of Memory Disorders Everyone will experience occasional memory lapses, but in the case of dementia, these lapses can worsen and lead to impaired thinking and reasoning. If you notice memory changes, you should seek your doctor's advice right away. If you catch dementia early, you may be