A person showing another person with Alzheimer's Disease a photograph

Alzheimer's Disease Symptoms

Forgetfulness and confusion can sometimes be early signs of Alzheimer's. Get the facts on the disease's symptoms so you can discuss them with your doctor and know what to expect at different stages.
Visual Changes Can Sometimes Trigger Hallucinations in Dementia
Possible Causes of Hallucinations in Alzheimer's
Medically reviewed by Diana Apetauerova, MD
Glasses with cracked lenses
How Dementia Affects Visuospatial Abilities and Skills
Medically reviewed by Diana Apetauerova, MD
An older woman who has fallen on the ground
The Root Cause of Falls for People With Dementia
Medically reviewed by Sarah Rahal, MD
Woman sitting with father
Perseveration in Alzheimer's and Other Dementia
By Andrew Rosenzweig, MD
Worried about Subjective Cognitive Impairment and Memory Loss
Subjective Cognitive Impairment and Memory Loss
Medically reviewed by Diana Apetauerova, MD
Alzheimer's patient with caregiver
How to Cope With the Late Stages of Alzheimer's Disease
Medically reviewed by Diana Apetauerova, MD
Older man in arm chair
How to Distinguish Between Normal Aging and Alzheimer's
Medically reviewed by Claudia Chaves, MD
A couple hiking in the mountains
Does Alzheimer's Disease Affect Your Ability to Walk?
Medically reviewed by Claudia Chaves, MD
Senior couple driving in car
How Poor Judgment Can Be a Sign of Early Dementia
Medically reviewed by Sarah Rahal, MD
Older woman talking to caretakers
Communication During Different Stages of Alzheimer's
Medically reviewed by Shaheen Lakhan, MD, PhD
Doctors studying brain scans
How Senility and Dementia Differ
Medically reviewed by Claudia Chaves, MD
Old woman reading instructions for a medicine.
Extrapyramidal Symptoms (EPS) in Alzheimer's Disease
Medically reviewed by Diana Apetauerova, MD
Grandfather solving jigsaw puzzle with grandson in living room at home
How Working Memory Is Affected by Alzheimer's Disease
Medically reviewed by Diana Apetauerova, MD
A woman with dementia paranoid at the window
Coping With Paranoia and Delusions in Alzheimer's
Medically reviewed by Sarah Rahal, MD
4 Types of Memory in Our Brains
Sensory, Short-Term, Working, and Long-Term Memory
Medically reviewed by Shaheen Lakhan, MD, PhD
Petri dish with brain scan showing dementia
The 4 A's of Alzheimer's Disease
Medically reviewed by Diana Apetauerova, MD
Red ribbon tied on index finger
Short-Term Memory and How It's Affected by Alzheimer's
Medically reviewed by Diana Apetauerova, MD
Treatments for Depression in Dementia
Non-Drug Approaches for Treating Depression in Dementia
Medically reviewed by Diana Apetauerova, MD
Older African American woman refuses to eat
Eating, Appetite Changes, and Weight Loss in Dementia
Medically reviewed by Nicholas R. Metrus, MD
Sundowning in Dementia: Non-Drug Approaches
What Is Sundowning? Which Non-Drug Interventions Help?
Medically reviewed by Nicholas R. Metrus, MD
Man Wondering What's Normal after His Twenties
Normal Age-Related Memory Changes in Adults
Medically reviewed by Sarah Rahal, MD
Long-Term Memory Changes in Dementia
How Does Dementia Affect Long-Term Memory?
Medically reviewed by Claudia Chaves, MD
Confused elderly woman talking with another woman
Word-Finding Difficulties and Alzheimer's Disease
Medically reviewed by Claudia Chaves, MD
Man with grey beard using frying pan in modern kitchen
How Executive Functioning Is Affected by Dementia
Medically reviewed by Sarah Rahal, MD
Older man forgetfully looking out the window
Seizures in Alzheimer's Disease
Medically reviewed by Nicholas R. Metrus, MD
A mature man lost in thought
What Causes Senior Moments and How to Manage Them
Medically reviewed by Shaheen Lakhan, MD, PhD
Images of Progression of Alzheimer's in Brain
7 Stages and Symptoms of Alzheimer's Disease
Medically reviewed by Diana Apetauerova, MD
Two men walking
How Alzheimer's Affects Physical Ability
Medically reviewed by Sarah Rahal, MD
forgetful senior
Mild Cognitive Impairment vs. Alzheimer's Disease
Medically reviewed by Shaheen Lakhan, MD, PhD
Males doctor examining brain MR
Symptoms Based on Location of Damage in Alzheimer's
Medically reviewed by Sarah Rahal, MD
old man looking frustrated
Recognizing Signs of Anxiety in Alzheimer's Disease
Medically reviewed by Carly Snyder, MD
Coping with Personality Changes in Dementia
Personality Changes in Alzheimer's and Dementia
Medically reviewed by Claudia Chaves, MD
Alzheimer's patient with caregiver
Catastrophic Reactions in People with Alzheimer's
Medically reviewed by Jason DelCollo, DO