Skip to main content
Logo for WebMD
  • Home
  • Conditions

    Conditions

    View All
    • ADD/ADHD
    • Allergies
    • Arthritis
    • Atrial fibrillation
    • Breast Cancer
    • Cancer
    • Crohn's Disease
    • Depression
    • Diabetes
    • DVT
    • Eczema
    • Eye Health
    • Heart Disease
    • HIV & AIDS
    • Lung Disease
    • Lupus
    • Mental Health
    • Multiple Sclerosis
    • Migraine
    • Pain Management
    • Psoriasis
    • Psoriatic Arthritis
    • Rheumatoid Arthritis
    • Sexual Conditions
    • Skin Problems
    • Sleep Disorders
    • Ulcerative Colitis
    • View All
  • Drugs & Supplements

    Drugs & Supplements

    • Drugs
    • Supplements
    • Pill Identifier
    • Interaction Checker
  • Well-Being

    Well-Being

    View All
    • Aging Well
    • Baby
    • Birth Control
    • Children's Health
    • Diet & Weight Management
    • Fitness & Exercise
    • Food & Recipes
    • Healthy Beauty
    • Men's Health
    • Parenting
    • Pet Health
    • Pregnancy
    • Sex & Relationships
    • Teen Health
    • Women's Health
    • View All
  • Symptom Checker
  • Find a Doctor
  • More

    More

    • News
    • Blogs
    • Podcasts
    • Webinars
    • Newsletters
    • WebMD Magazine
    • Support Groups
    • Surgeries and Procedures
    • Orthopedics
  • Privacy & More
Log In
    • Dementia and Alzheimer's
    • Guide
    • Overview
      • What Is Dementia?
      • What Is Alzheimer's Disease?
      • Other Dementias
    • Diagnosis & Stages
    • Causes & Risks
      • Causes of Alzheimer's Disease
      • Race As a Risk Factor
    • Treatment
      • Drug Treatment
      • Complementary & Alternative Treatment
      • Research and Potential Treatments
      • Symptom Management
    • Living With
      • Day-to-Day Living With Alzheimer's
      • Diet & Exercise
      • Safety Issues
    • Symptoms & Related Conditions
      • When Alzheimer's Affects More than Memory
      • Physical Problems
      • Sleep Problems
      • Behavioral & Cognitive Problems
      • Gastrointestinal Problems
      • Psychosis
    • Caregiving
      • Caregiving
      • Caregiver Stress & Self-Care
      • Legal & Financial Matters
    • Support & Resources
      • Where to Find Support for Alzheimer’s
      • Care Facilities
    • View Full Guide

    Overview

    Facts conquer fear. Start here to find out what is and isn't known about Alzheimer's and dementia.

    1. What Is Dementia?

      1. What Is Dementia?

        There are many different types of dementia. Your loved one's treatments will depend on the type they have.

      2. Early Dementia

        Many older people fear that they have Alzheimer's disease because they can't find their eyeglasses or remember someone's name.

    2. What Is Alzheimer's Disease?

      1. The Basics of Alzheimer's

        Alzheimer's is a disease that robs people of their memory. At first, people have a hard time remembering recent events.

      2. Alzheimer’s: Answers to Questions

        An Alzheimer's diagnosis can be overwhelming. Get answers to common questions that you may have for the doctor.

      3. Can You Prevent Alzheimer’s?

        There is no proven way to prevent Alzheimer's disease. But there’s a lot you can do to lower your chance of getting it.

      4. Types of Alzheimer's

        Though the effects of the disease are similar, there are a few different types of Alzheimer's disease.

      5. Early-Onset Alzheimer's

        Early-onset Alzheimer’s is a form of the progressive brain condition that appears in people before the age of 65.

    3. Other Dementias

      1. What Is Lewy Body Dementia?

        Lewy body dementia (LBD) is one of the most common types of dementia, after Alzheimer’s disease.

      2. Frontotemporal Dementia

        Frontotemporal dementia is a type of dementia that happens because of damage to the frontal and temporal lobes of your brain.

      3. Pick's Disease

        Pick's disease is a kind of dementia similar to Alzheimer's but far less common.

      4. Prion Diseases

        Prion diseases are a group of conditions that affect your brain and nervous system. They cause dementia, but not Alzheimer's.

    Top Picks

    Today on WebMD

    Slideshow: Alzheimer’s Overview

    When it’s more than just forgetfulness.

    8 Habits That Can Hurt Your Brain

    These may harm your cognition.

    What Is Sundowning?

    Common symptoms to look for.

    Quiz: Alzheimer’s Myths & Facts

    Can drinking red wine reverse the disease?

    Recommended for You

    Alzheimer's Caregiver Checklist

    Eat These to Cut Alzheimer's Odds

    Alzheimer's and Sleep Problems

    Top doctors in ,

    Find more top doctors on

      Health Solutions from Our Sponsors

      • Penis Curved When Erect?
      • Could I have CAD?
      • Treat Bent Fingers
      • Treat HR+, HER2- MBC
      • Tired of Dandruff?
      • Benefits of CBD
      • Rethink MS Treatment
      • AFib-Related Strokes
      • Risk of a Future DVT/PE
      • Is My Penis Normal?
      • Relapsing MS Options
      • Liver Transplants Save Lives
      • Finance Plastic Surgery
      • Bent Finger Causes
      • Living With Psoriasis?
      • Missing Teeth?

      More from WebMD

      • 5 Tips to Help With Relapsing MS
      • How to Thrive With Narcolepsy
      • Relief for Blocked Hair Follicles
      • Psoriatic Arthritis and Your Sleep
      • What Psoriasis Feels Like
      • First Psoriatic Arthritis Flare
      • Talking to Your Doctor About RA
      • Crohn's: A 'Full-Body' Disease
      • Avoiding Crohn’s Flares
      • Health Benefits of Hemp Seed Oil
      • Live Better With Psoriatic Disease
      • Types of B-Cell Therapy for MS
      • 5 Health Benefits of Hemp
      • Why Prostate Cancer Spreads
      • Living with Advanced Breast Cancer
      • Where Breast Cancer Spreads

      Related Links

      • Alzheimer's Disease News
      • Alzheimer's Disease Reference
      • Alzheimer's Disease Slideshows
      • Alzheimer's Disease Quizzes
      • Alzheimer's Disease Videos
      • Find a Neurologist
      • Alzheimer's Disease Medications
      • Aging Well
      • Brain & Nervous System
      • Dementia
      • Down Syndrome
      • Drug Interaction Checker
      • Frontotemporal Dementia
      • Palliative Care
      • Parkinson's Disease
      • Pick's Disease
      • More Related Topics
      • Policies

        • Privacy Policy
        • Cookie Policy
        • Editorial Policy
        • Advertising Policy
        • Correction Policy
        • Terms of Use
      • About

        • Contact Us
        • About WebMD
        • Careers
        • Newsletter
        • Corporate
        • WebMD Health Services
        • Site Map
        • Accessibility
      • Our Apps

        • WebMD Mobile
        • WebMD App
        • Pregnancy
        • Baby
        • Allergy
      • For Advertisers

        • Advertise with Us
        • Advertising Policy
      • TRUSTe
      • TAG Registered Seal
      • Adchoices

      © 2005 - 2023 WebMD LLC, an Internet Brands company. All rights reserved. WebMD does not provide medical advice, diagnosis or treatment. See additional information.

      Logo for WebMD