Understanding Repetitive Behaviors in Dementia

What Are Repetitive Behaviors?

• Repetitive behaviors (also called perseveration) in dementia often involve repeating a word, question, gesture, or activity (like pacing or tapping).
• These behaviors are common, especially in Alzheimer’s disease and other dementias.
• They are usually not purposeful in the sense of misbehavior — often, the person is seeking comfort, familiarity, or reassurance.

Why They Happen

Repetitive behaviors in dementia often stem from a combination of neurological, emotional, and environmental factors:

Brain changes and memory loss

• As brain cells deteriorate, people may forget that they just asked something or completed a task.
• Communication difficulties (memory, language) can make repetition a way to try to be understood.

Emotional needs

• Feelings like anxiety, insecurity, or fear can drive repetition as a form of self-soothing.
• Repetition may also signal unmet needs (e.g., thirst, pain, discomfort) when a person cannot express them clearly.

Environmental triggers

• Overly stimulating or confusing environments (noise, clutter) can worsen repetitive behaviors.
• Transitions (moving rooms, changing caregivers) or uncertainty about routine can increase distress and repetition.

Physical issues

• Pain, illness, or discomfort (e.g., urinary tract infection, constipation) may underlie repetitive motions or speech.
• Sensory issues (vision/hearing loss) may contribute — the person might repeat as they mishear or misunderstand.

How Caregivers Can Respond: Practical Strategies

Here are caregiver‑centered strategies:

Look for triggers and patterns

• Identify when the repetition happens and consider keeping a behavior log.
• It may be a cue to other words they are no longer able to find or express, such as hunger or toilet

Stay calm and validate feelings

• Focus on the emotion, not just the words or behavior.
• Use a gentle tone, soft touch, and reassuring body language.
• Remember that the feeling is more important than the accuracy of the content. “Fiblets” are OK.

For repetitive questions, provide clear, gentle answers

• Give simple, consistent answers even if repeated multiple times.
• Use memory aids like notes, calendars, clocks, or signs.
• Sometimes an answer the person wants to hear may work better than a more factually correct answer

For repetitive behaviors, redirect or reframe the behavior

• Turn repetitive actions into a meaningful activity. For example, a person rubbing their hands could be given a cloth asked to do some light cleaning
• Offer a snack, favorite song, or an object with a soothing texture.

Adapt the environment

• Simplify surroundings and maintain predictable routines to reduce confusion.

Check for physical needs

• Ensure hydration, toileting, and comfort are addressed.
• Look for other signs of pain or physical discomfort that may be prompting the behavior
• Talk to a health provider if repetition is new, worsening, or distressing.

Work with it

• Recognize that most of the time repetitive behaviors are not harmful, and sometimes they act as self-soothing for the person living with dementia. It may not be a battle you need to fight.
• Intervene and try to provide alternatives if the behavior is unsafe, and talk to your health provider

BANGS approach (For any challenging behavior that frustrates you):

Breathe: Pause and take a slow breath to steady yourself.

Agree: Validate the person’s feelings, even if the facts are off.

No Arguing: Avoid correcting or debating—it often worsens distress.

Go With the Flow: Gently redirect or follow their emotional lead.

Smile/Support/Say you're sorry: Use a calm tone and warm presence to reassure.

When to Get Professional Help

Contact a medical provider if:

Repetitive behavior is new or changed suddenly.

The person may be in pain or discomfort.

Behavior might be linked to medication changes.

The behavior is causing significant distress or safety concerns.

References/Resources

Alzheimer’s Association. Repetition and Repetitive Behaviors in Dementia. https://www.alz.org/help-support/caregiving/stages-behaviors/repetition

Family Caregiver Alliance. Understanding Dementia Behaviors. https://www.caregiver.org/resource/caregivers-guide-understanding-dementia-behaviors/

National Center for Creative Aging / NCCDP. Repetitive Expressions in Dementia Care. https://www.nccdp.org/repetitive-expressions-in-dementia-care/