Why do dementia patients always feel cold?

September 25, 2024 - Reading time: 7 minutes

Providing care for someone with dementia involves navigating a range of challenges, including the frequent problem of patients feeling cold. This is often due to the impairment of the autoregulation system in the brain, which affects blood flow and temperature regulation, particularly in the extremities.

But why is this the case?

The purpose of this article is to illuminate the reasons why individuals with dementia might experience feelings of coldness more frequently. We will delve into both the physiological and psychological underpinnings of this condition.

Gaining an understanding of these elements is crucial for caregivers and relatives who are looking after someone with dementia at home. It also offers healthcare professionals important perspectives on the difficulties that those with dementia encounter.

For caregivers, family members, or medical professionals, this article will provide actionable tips and approaches for handling this particular component of dementia care.

Understanding Dementia and Body Temperature Regulation

Dementia intricately impacts multiple facets of cognitive functioning, including the crucial ability to regulate body temperature.

The brain is vital in regulating our body's temperature, a process known as thermoregulation.

In individuals with dementia, the usual processes can be disrupted due to the alterations in the brain that the condition brings about.

Here are some key points to understand about dementia and body temperature regulation:

  • Dementia can affect the part of the brain that regulates body temperature.
  • Body temperature regulation can be compromised in dementia patients.
  • Peripheral circulation issues may cause cold extremities in dementia patients.
  • Cognitive impairment can prevent dementia patients from taking steps to warm up.

Consequently, individuals with dementia may frequently experience feelings of coldness. Additionally, they might struggle to communicate their discomfort or to take measures to warm themselves. 

Recognising these challenges is crucial in addressing the problem and enhancing the well-being of those with dementia.

The Role of the Brain in Sensing Temperature

The brain is the body's control centre. It regulates many functions, including our sense of temperature.

The hypothalamus, a small region in the brain, is responsible for this. It acts like a thermostat, keeping our body temperature within a safe range.

In dementia, changes in the brain can affect the hypothalamus. This can lead to an altered sense of temperature.

Individuals with dementia might struggle with recognizing temperature extremes. They may not be aware that they are cold, or conversely, they might feel chilly even in a comfortably warm environment. 

This disruption in temperature perception can lead to increased discomfort and potential health risks for those with dementia, making it an important aspect to address in their ongoing care and well-being.

Why Dementia Patients May Not Communicate Feeling Cold

Dementia can impact an individual's communication skills, making it challenging for them to find appropriate words or comprehend conversations. 

This impairment can hinder their ability to convey basic needs, such as when they feel cold. It's possible they might not communicate their discomfort or even recognize that they are cold.

Cognitive impairments may hinder individuals from taking measures to keep warm. They might forget how to operate the thermostat or even to wear a sweater.

Recognizing these obstacles is essential in ensuring proper care and comfort for those with dementia.

The Risks of Hypothermia in Dementia Patients

Patients with dementia are more susceptible to hypothermia, a condition characterized by the body's heat being lost more rapidly than it can be generated. 

Hypothermia may develop in a dementia patient who is exposed to cold and is unable to take measures to warm themselves, often due to cognitive impairments or physical constraints.

Monitoring the body temperature of individuals with dementia is crucial, particularly in the colder seasons. Signs of hypothermia to watch for include shivering, exhaustion, and disorientation.

Practical Tips for Keeping Dementia Patients Warm

Keeping dementia patients warm is crucial for their comfort and health. Here are some practical tips to help manage their body temperature.

Firstly, layering clothes can be effective. It allows for easy adjustment to changes in temperature.

Secondly, consider using adaptive clothing. These are designed for easy dressing and undressing.

Thirdly, regular check-ins can help. Adjust clothing and temperature settings as needed.

Fourthly, utilise warming devices with caution. Blankets and heating pads can offer additional warmth.

Lastly, consider increasing caloric intake. More calories can help maintain body heat.

Choosing the Right Clothes

Choosing suitable clothing for individuals with dementia is essential. Clothing should be comfortable, warm, and designed to facilitate easy dressing and undressing. 

It's best to select garments with simple closures and avoid small buttons or hooks that can be challenging for those with dementia.

Creating a Comfortable Environment

Creating a comfortable environment is key. Keep indoor temperatures warm and avoid drafts.

Use technology like smart thermostats. They can help maintain a consistent and comfortable temperature.

Monitoring and Managing Body Temperature

Monitoring body temperature in dementia patients is crucial. Regular checks can help detect any changes early.

Use a simple, easy-to-read thermometer. Avoid complex devices that may confuse the patient.

Here are some tips for managing body temperature:

  1. Regular medical check-ups can help monitor overall health, including temperature regulation.
  2. Encourage physical activity, if feasible. It can help generate body heat.
  3. Ensure adequate hydration. Dehydration can impact body temperature.
  4. Use skin-to-skin contact for warmth. The human touch can provide comfort and warmth.

Remember, each patient is unique. A personalized approach to temperature comfort is essential.

When to Seek Medical Attention

Should a dementia patient consistently feel cold, it is advisable to seek medical guidance. Persistent chilliness may signal an underlying health concern.

Furthermore, if the patient exhibits symptoms of hypothermia, including shivering, confusion, or slowed speech, immediate medical care is imperative. Hypothermia is a critical condition necessitating swift intervention.

Conclusion: Ensuring Comfort and Safety

Caring for dementia patients who often feel cold presents challenges. Understanding why this occurs and applying effective strategies can significantly enhance their comfort and safety. 

It's crucial to remember that each dementia patient is distinct. Customizing care to meet their specific needs and preferences is vital for their well-being.

Home: Dementia Care Support Guide 

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