How Dementia Disrupts Sleep & Effective Ways to Manage It

By Greg Kling 6  am On

Sleep is an essential part of overall wellbeing, but for those living with dementia, maintaining healthy sleep patterns can become a major challenge. Understanding how dementia impacts sleep—and the ways to manage these changes—can make a significant difference in quality of life for both seniors and their caregivers.

How Dementia Disrupts Sleep & Effective Ways to Manage It

How Does Dementia Affect Sleep?

Dementia often disrupts the brain’s ability to regulate sleep–wake cycles, leading to significant changes in sleeping patterns. People with dementia may experience fragmented sleep, difficulty falling asleep, or even excessive daytime sleepiness. This is largely due to changes in brain regions responsible for controlling circadian rhythms—the internal biological clock that regulates sleep.

Additionally, certain types of dementia, like Alzheimer’s disease or Lewy body dementia, can more severely affect sleep. For example, individuals with Alzheimer’s may experience “sundowning,” where confusion and restlessness worsen in the evening, further hindering their ability to get high-quality rest.

When you understand the causes of your loved one’s sleep difficulties, you can help him or her sleep better and enhance his or her overall wellbeing. Seniors who want to remain healthy as they age can benefit in a variety of ways when they receive professional home care service. Assisting Hands Home Care is here to help your loved one accomplish daily tasks, prevent illness, and focus on living a healthier and more fulfilling life.

Common Sleep Issues Associated with Dementia

Several sleep problems are commonly observed in people with dementia. These issues can lead to distress for seniors and caregivers alike:

  • Insomnia – Difficulty falling asleep or staying asleep is one of the most frequent complaints. This may be due to anxiety, physical discomfort, or brain changes caused by dementia. 
  • Day-night reversal – Some individuals experience a complete reversal of their sleep–wake patterns, staying awake at night and sleeping during the day.
  • Restless legs syndrome and periodic limb movements – Seniors may feel an uncontrollable urge to move their legs, which can significantly disrupt sleep quality.
  • Sleep apnea – Obstructive sleep apnea is also common in individuals with dementia, leading to frequent awakenings and reduced oxygen supply during sleep.
  • Sundowning syndrome Late afternoon and early evening can trigger episodes of confusion, agitation, and restlessness, making it difficult to relax and fall asleep.

The Role of Brain Changes in Sleep Disruption

The neurological changes brought about by dementia directly affect the parts of the brain that manage sleep. For instance, Alzheimer’s disease often damages the hypothalamus, an area of the brain vital in regulating circadian rhythms. Similarly, the buildup of proteins, such as beta-amyloid and tau in Alzheimer’s, may interfere with the normal sleep process.

Lewy body dementia, on the other hand, is closely linked to REM sleep behavior disorder, where individuals act out their dreams by talking or moving in their sleep. These neurological changes combine and create a challenging landscape for maintaining restful, restorative sleep.

Impact on Caregivers

Sleep disturbances in people with dementia don’t just affect seniors—they also pose significant challenges for caregivers. Caregivers often experience sleep deprivation, as they may need to assist their loved ones throughout the night. The emotional toll can lead to exhaustion, stress, and burnout.

Providing appropriate care at night can be particularly demanding, and many caregivers report feeling isolated or overwhelmed due to the persistence of these sleep-related disruptions.

Caring for a loved one with dementia can be challenging, but compassionate help is available. If your senior loved one has been diagnosed with a serious condition and needs help with tasks like meal prep, transportation, medication reminders, bathing, and grooming, reach out to Assisting Hands Home Care, a leading provider of in-home care Cincinnati families can trust. We also offer comprehensive care for seniors with dementia, Alzheimer’s, and Parkinson’s.

Strategies to Manage Sleep Problems

While sleep issues in dementia can be difficult to manage, there are several strategies caregivers and healthcare professionals can employ:

  • Establish a consistent routine – Creating a structured daily routine can reinforce regular sleep patterns. Try to have meals and activities occur at the same time every day.
  • Promote exposure to natural light Spending time outdoors or increasing exposure to sunlight during the day can regulate your loved one’s circadian rhythm.
  • Create a sleep-conducive environment – Ensure the bedroom is quiet, dark, and comfortable. Using blackout curtains or white noise machines can be helpful.
  • Limit stimulants and naps – Avoid caffeine, alcohol, or heavy meals too close to bedtime. Limit daytime naps to encourage nighttime sleep.
  • Consider professional advice – If sleep problems persist, consult with a healthcare professional. Medication or therapies like cognitive behavioral therapy for insomnia (CBT-I) may be appropriate in some cases.

Aging in place can present a few challenges for seniors living with dementia. However, they can still live independently at home with the help of professional dementia care. Cincinnati families can rely on Assisting Hands Home Care to provide their elderly loved ones with mental and social stimulation, timely medication reminders, assistance with meal prep, and much more. Our caregivers are available around the clock to help your loved one live a happier and healthier life. We will work with you to create a customized home care plan that’s suited for your loved one’s unique needs. Call the Assisting Hands Home Care team today.

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    About the author

    Contributor

    Greg Kling

    Greg Kling is the Owner and President of Assisting Hands Home Care Cincinnati, which he Co - Founded with his wife Kim in 2013, following more than 20 years of experience in business consulting. A former partner at Deloitte and an MBA graduate of The Ohio State University, Greg made the transition from corporate leadership to home care, inspired by the meaningful impact caregivers had on his own family. Today, he leads a team of over 200 employees, serving thousands of clients across Cincinnati, Northern Kentucky. Greg is deeply passionate about enhancing lives through compassionate care and is equally committed to developing his team to achieve their full potential. Outside of work, he enjoys cycling, spending time with his three children, and playing the flute. Greg Kling is based in Ohio. You can reach him for professional inquiries and collaborations through his LinkedIn profile or by phone. Phone: (513) 540-0826