World Alzheimer’s Month 2026: Why Early Diagnosis Matters

What Is Alzheimer’s Disease?

Alzheimer’s disease is the most common cause of dementia, a condition that affects memory, thinking, behaviour and the ability to carry out everyday tasks. Dementia is not a normal part of ageing, although age is one of the biggest risk factors.

While there is currently no cure for Alzheimer’s disease, early diagnosis can help people access treatments, support services and lifestyle interventions that may help them maintain their independence and quality of life for longer.

Recognising the Early Signs of Dementia

Many people associate dementia solely with memory loss, but symptoms can be more varied and may develop gradually over time.

Common early signs include:

• Frequent memory loss, particularly relating to recent events
• Difficulty finding the right words during conversations
• Confusion about time or place
• Problems with planning or problem-solving
• Difficulty completing familiar tasks
• Changes in mood, personality or behaviour
• Increased withdrawal from social activities
• Misplacing items more frequently than usual

Experiencing one or more of these symptoms does not automatically mean someone has dementia. However, if symptoms persist or worsen, it is important to seek medical assessment. Early evaluation can help identify the cause and ensure appropriate support is available.

Why Early Diagnosis Is So Important

A dementia diagnosis can be daunting, but understanding the cause of symptoms is often the first step towards gaining support and planning for the future. The benefits of early diagnosis, including:

Access to Treatment and Support – Receiving a diagnosis can help patients access appropriate medication, therapies and support services sooner. It can also connect families with advice, community resources and specialist care.

More Time to Plan – Early diagnosis gives individuals and families the opportunity to make informed decisions about healthcare, finances and future care preferences.

Reducing Uncertainty – Understanding the reason behind changes in memory or behaviour can provide clarity and reassurance, helping individuals and loved ones better prepare for what lies ahead.

The Impact of Dementia in the UK

Dementia remains one of the greatest health challenges facing the UK. According to Alzheimer’s Society, dementia is the UK’s biggest killer, with millions of people directly and indirectly affected by the condition. The charity also reports that someone develops dementia in the UK every three minutes.

As the population continues to age, increasing awareness, reducing stigma and encouraging earlier diagnosis have become more important than ever.

Looking After Your Brain Health

While not all cases of dementia can be prevented, research suggests that maintaining a healthy lifestyle may help reduce the risk of changes in brain health as we age.

Steps that may support brain health include:

• Regular physical activity
• Maintaining a healthy weight
• Managing blood pressure and diabetes
• Eating a balanced diet
• Staying socially connected
• Challenging your brain through learning and activities
• Avoiding smoking
• Limiting excessive alcohol consumption

How Sussex Premier Health Can Help

At Sussex Premier Health, our experienced specialists provide expert assessment and support for individuals concerned about memory problems, changes in thinking, and neurological health.

We understand that seeking help can feel overwhelming, whether for yourself or a family member. Our patient-centred approach focuses on providing timely assessments, clear information and personalised care to help patients and families take the next steps with confidence.

If you or a loved one have noticed changes in memory, thinking or behaviour, don’t assume it is simply part of getting older. Seeking professional advice can provide answers, reassurance and access to the right support at the right time.

For personalised care, Dr Elena Mucci Consultant Geriatrician, offers a Comprehensive Geriatric Assessment and runs a Memory Loss Clinic to help people understand and manage memory changes.