We all forget things as we get older. Mild memory loss is common in older adults and as long as it doesn't affect their daily lives, isn't usually a problem. But memory loss that gets worse and affects daily life may be a sign of dementia. Dementia can cause problems with memory and how well a person is able to think and plan. Alzheimer's disease is the most common cause of dementia. Usually dementia gets worse over time. How long this takes is different for each person. Some people stay the same for years. Others lose skills quickly. Follow the links below to find WebMD's comprehensive coverage about dementia, what it looks like, how to treat it, and much more.
The Basics of Dementia
WebMD provides a brief overview of dementia causes, diagnosis, and treatment.
Types of Dementia
WebMD explains the different types of dementia, a syndrome that affects a person's thinking, behavior, and memory.
What Is Lewy Body Dementia?
WebMD explains the causes, symptoms, and treatment for Lewy Body Dementia, one of the most common types of dementia.
Alzheimer's Disease and Genetics
What role does genetics play in Alzheimer's disease?
How Working the Body Can Help the Aging Mind
How can exercise help people with dementia? How can keeping the body healthy keep an aging mind sharp?
9 Brain Boosters to Prevent Memory Loss
How can you keep your brain sharp as you age? Here are nine ways.
Dementia and Alzheimer’s Disease: The Changes Ahead for You and Your Family
What you and your family need to know about dementia and Alzheimer’s.
4 Ways to Stop Age-Related Memory Loss
Experts offer tips on how to prevent age-related memory loss. Plus, how to tell if it's a senior moment or an early sign of Alzheimer's.
Slideshows & Images
Slideshow: When a Loved One Has Alzheimer's Disease
WebMD's caregiver's guide to understanding Alzheimer's disease symptoms and stages. Includes tips to avoid caregiver burnout.
What Helps Brain Health
Slideshow: Myths and Facts About Depression
Folk remedies and half-truths still prevent many from getting treatment for depression. Pictures show unusual symptoms in men, seniors, and others, along with many ways to recover.
Brain Quiz: How Big Is Your Brain, How Many Cells Does It Have, & More
Try this quiz to see how much you know about brain cells, brain size, and more.
Quiz: How Is Your Memory Holding Up?
Memory Quiz: Take this quiz to find out how we remember and why we forget.
Memory Quiz: Why Do We Forget?
What causes memory glitches, how to protect your memory, and intriguing facts about the human mind -- test how much you know about memory matters.