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May 2025

What Is A Cognitive Impairment?

Our cognitive abilities enable us to think, learn, remember, understand, and navigate the world around us. As we journey through life, particularly in our later years, changes in these abilities can sometimes occur, but with understanding and support, these changes need not define our experiences or diminish our quality of life. This article explores what cognitive changes mean, how they differ from normal ageing, what influences them, and the positive steps you can take to support yourself or a loved one on this journey.

Understanding cognitive changes

Cognitive changes refer to shifts in mental abilities that go beyond what we might expect as part of normal ageing. These abilities include memory, attention, language, problem-solving, decision-making, and processing information. When these functions begin to change in noticeable ways, yet don't significantly interfere with daily independence, this is often referred to as mild cognitive impairment (MCI). Unlike the occasional forgetfulness we all experience, cognitive impairment involves persistent differences that may be noticed by the individual themselves or by those close to them. It represents a change from the person's usual abilities but importantly, many people with cognitive changes continue to lead rich, fulfilling lives with appropriate support and understanding.

Mild cognitive impairment: A time for positive intervention

Mild cognitive impairment (MCI) presents an opportunity for meaningful intervention and support. For someone experiencing MCI, cognitive differences are more noticeable than typical age-related changes, but their daily functioning remains largely intact. The person might benefit from a bit more time to complete complex tasks or may find reminder systems helpful, but they can generally manage their affairs independently. With understanding and the right support, many people with MCI maintain an excellent quality of life and continue to pursue their passions and interests.

Signs that may indicate mild cognitive impairment

Being aware of cognitive changes allows for proactive support and intervention. Common signs include:

  • Memory adjustments – Noticing changes in remembering recent conversations or events, while long-term memories often remain intact
  • Language adaptations – Sometimes finding conversations require more concentration, particularly in group settings, with occasional pauses as the person selects their words
  • Reasoning processes – Finding that decision-making or problem-solving might take more consideration than before, with multi-step tasks requiring additional attention
  • Attention variations – Noticing changes in concentration span or becoming more aware of background distractions, which might affect enjoyment of books or films
  • Spatial awareness shifts – Experiencing subtle differences in navigating familiar environments or judging distances
  • Interest evolutions – Showing changing preferences in activities or experiencing shifts in emotional responses to situations

Every person's experience is unique. Some might primarily notice memory changes, while others might find planning and organisation requires more thought. Understanding these individual differences helps in providing personalised support that honours each person's distinct journey.

Treatable conditions that can affect cognitive function

Many health conditions can temporarily affect cognitive function, and with proper attention, significant improvements are often possible:

  • Sleep patterns – Conditions like sleep apnoea can affect cognitive clarity, but treatment often brings remarkable improvements in thinking and memory
  • Medication effects – Several medications may influence thinking skills, and adjusting dosages or changing medications frequently restores cognitive clarity
  • Emotional wellbeing – Depression, anxiety, and chronic stress can all affect cognition, but appropriate support often enhances both mood and cognitive function
  • Nutritional balance – Ensuring adequate levels of vitamins B12, D, folate, and other nutrients can positively impact brain function, with supplementation often bringing noticeable benefits
  • Sensory clarity – Addressing hearing or vision changes helps the brain focus more effectively on cognitive tasks rather than working harder on basic sensory processing
  • Metabolic health – Optimising thyroid function, diabetes management, and hormonal balance often leads to improved cognitive wellbeing

Long-term cognitive conditions

Some cognitive changes result from conditions that may be stable or gradually evolving:

Stable conditions

Stable conditions include certain types of stroke, epilepsy, and brain injuries. These may cause lasting cognitive adaptations but don't necessarily change over time, allowing for adjustment and establishment of supportive routines.

Progressive conditions

Progressive conditions involve neurodegenerative processes such as Alzheimer's , Lewy body , or frontotemporal dementia. With compassionate care and appropriate support, people living with these conditions can continue to experience joy, connection, and meaningful engagement.

The journey from MCI to living with dementia

The distinction between MCI and living with dementia lies primarily in the impact on daily functioning. With MCI, daily living activities remain largely intact, even though cognitive differences are noticeable. Living with dementia involves cognitive changes that benefit from more support with independence and daily activities. It's important to note that MCI doesn't always progress to dementia. While MCI can be an early stage of dementia for some people, others remain stable or even improve over time, particularly when treatable factors are identified and addressed.

Nurturing cognitive wellbeing

Research offers encouraging evidence that several lifestyle approaches can help maintain and enhance cognitive health:

  • Joyful movement – Even gentle physical activity increases blood flow to the brain and promotes the growth of new brain cells, bringing benefits to both body and mind
  • Nourishing nutrition – Enjoying a Mediterranean-style diet rich in vegetables, fruits, whole grains, fish, and olive oil provides essential nutrients that support brain health and overall wellbeing
  • Mental exploration – Engaging in intellectually stimulating activities creates cognitive resilience and brings joy through discovery. Reading, learning new skills, enjoying puzzles, and maintaining curiosity all contribute to cognitive vitality
  • Meaningful connection – Sharing time with others provides both cognitive stimulation and emotional nourishment. Volunteering, joining clubs, or simply nurturing close relationships all enrich cognitive wellbeing
  • Restorative rest – Prioritising quality sleep helps the brain refresh and consolidate memories. Gentle bedtime routines can help achieve the restful 7-8 hours that best support cognitive health
  • Peace of mind – Practicing mindfulness, meditation, and relaxation techniques nurtures brain health while enhancing daily wellbeing

The good news is that while these approaches are beneficial when adopted in midlife, research suggests cognitive benefits can occur at any age - it's never too late to make positive changes.

Seeking support for cognitive wellbeing

If you or someone close to you is experiencing cognitive changes that raise questions, reaching out for support opens doors to understanding and assistance. Early conversations with healthcare professionals offer the best opportunity to identify treatable factors and develop personalised support strategies. Your GP should be your first point of contact and can guide you to specialists if needed. They will likely conduct initial assessments and may recommend tests to identify any physical factors that could be addressed.

The KYN approach to cognitive wellbeing

At KYN, we celebrate each person's unique journey and provide compassionate, expert support for individuals experiencing cognitive changes. Our approach honours the whole person - their history, their preferences, their relationships, and their aspirations. We create nurturing environments where residents feel truly at home, with care that's thoughtfully tailored to support independence, dignity and joy. Our specially trained team understands that cognitive changes are just one aspect of a person's experience, never defining who they are or limiting what brings them fulfillment. From beautiful living spaces to enriching activities and delicious cuisine, every aspect of life at KYN is designed to support cognitive wellbeing. For guidance about cognitive changes or to discover more about our approach to compassionate cognitive care, please contact us to request a brochure or arrange a visit to one of our beautiful homes. We're here to support you and your loved ones through every stage of life's journey.