Memory age: Definition, assessment, foods, supplements, tips

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To check your memory age:

  1. Download the LT System app on your Android or Apple smartphone.
  2. Open the LT System app and select ‘Epigenetics.’
  3. Scroll down and find ‘Memory Age’
  4. Now, scroll down to find your results and recommendations.

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Are you aware that your memory might not be as sharp as it once was as you age? In the United States alone, around 40% of people aged 65 or older are identified with age-associated memory impairment, a condition where one perceives a decline in memory but still performs within normal limits when compared to younger adults [1]. 

Although most cases do not progress, about 1% transition to dementia annually. Even more critical is mild cognitive impairment, affecting about 10% of the elderly, with nearly 15% progressing to Alzheimer’s disease each year [1]. 

As our lifespan increases, so does the challenge of maintaining cognitive health, making understanding “memory age” more crucial than ever. 

Let’s explore how we can assess and manage our cognitive health to enjoy quality life in our later years.

What is memory age?

Memory age refers to a measure of cognitive function that indicates how well your memory performs relative to what is expected at a certain chronological age

This concept is crucial because it provides insights into an individual’s cognitive health that might not be reflected by their actual age in years.

While chronological age is an immutable fact, memory age can vary widely among individuals of the same chronological age. 

For instance, two people aged 70 might exhibit vastly different memory capacities. One could have a memory performance comparable to a typical 55-year-old, characterized by quicker recall and sharper retention. 

At the same time, the other might experience memory abilities like an 85-year-old, where lapses are more frequent and retrieving information becomes challenging.

This variance in memory age is influenced by several factors, including genetics, lifestyle choices, underlying health conditions, and environmental influences. 

Essentially, memory age is an indicator of how well your brain is aging, providing a more nuanced understanding than chronological age alone.

At what age does memory start to go?

While individual experiences can vary, research generally indicates that many people begin to notice changes in their cognitive abilities in their mid-60s [2].

It’s crucial to understand that memory decline is not an abrupt impairment but a gradual process that may subtly start even earlier.

Short-term memory lapses are a normal part of aging [3]; significant declines, such as those affecting the ability to retain new information or recall details from the distant past, are more commonly identified later. 

This transition is often part of normal aging, termed ‘age-associated memory impairment,’ which is distinguished from more severe cognitive disorders like Alzheimer’s disease.

The progression and onset of memory decline can be influenced by several factors, including overall physical health, mental health conditions, lifestyle, and even education level. 

Regular mental exercises, social engagement, a healthy diet, and physical activity can play pivotal roles in mitigating the rate of memory decline.

Photograph: Rawpixel/Envato

What happens to our memory as we age?

As we grow older, both biological and psychological changes contribute to the transformation of our memory capabilities. 

On a biological level, the brain undergoes structural changes that can impact cognitive functions—neurons, the brain cells responsible for transmitting information, decrease in number and efficiency. 

Additionally, the brain’s volume gradually reduces with age, particularly affecting areas crucial for memory, such as the hippocampus, which is vital for forming new memories [4].

Compounding these physical changes are reductions in blood flow to the brain, which can further impair cognitive functions by limiting the amount of oxygen and nutrients that brain cells receive. 

This decline often results in slower processing speeds and longer times needed to retrieve information, making it harder to learn new things or remember familiar data.

Psychologically, factors like increased stress, anxiety, and changes in mental health can also affect memory. 

As individuals age, they often face significant life changes—such as retirement, the loss of loved ones, or physical health challenges—that can increase stress levels and lead to depression or anxiety, all of which can negatively impact memory.

What causes memory loss?

Memory impairment as we age can result from different factors, both controllable and uncontrollable. 

Common causes include neurological changes, medical conditions such as heart disease or diabetes, medications that affect cognitive functions, and lifestyle factors such as poor diet and lack of physical activity

Additionally, psychological elements like stress, sleep disturbances, and depression also play significant roles in diminishing memory capabilities.

Identifying causes of memory impairment

1. Neurological and medical conditions

Diseases that affect the brain, like Alzheimer’s or stroke, directly impact memory [5]. Other health conditions like hypertension or diabetes can also contribute by affecting blood flow to the brain, thereby impairing cognitive functions.

2. Medication side effects

Certain medications, particularly those for depression, anxiety, and sleep issues, can affect cognitive clarity and memory retention.

3. Lifestyle factors

Inactivity, poor nutrition, excessive alcohol consumption, and smoking can all contribute to cognitive decline.

4. Psychological factors

Chronic stress and poor mental health can alter brain function, leading to memory issues.

How can you prevent memory decline as you age?

Preventing or delaying memory decline involves a proactive approach focused on maintaining overall brain health and catching potential problems early:

1. Healthy lifestyle choices

Engaging in regular physical activity, maintaining a balanced diet rich in antioxidants and omega-3 fatty acids, and ensuring consistent, quality sleep are foundational steps.

2. Mental stimulation

Keeping the brain active through puzzles, reading, learning new skills, or engaging in hobbies that require cognitive effort can help maintain memory function.

3. Social engagement

Staying socially active can prevent depression and stress, both of which can help prevent memory loss.

4. Management of chronic conditions

Regular check-ups to manage health conditions like diabetes or hypertension are crucial as these can impact cognitive health.

5. Epigenetic DNA testing

One innovative approach involves epigenetic DNA testing, which can offer insights into biological aging processes that standard tests do not. 

This type of testing provides a comprehensive view of how lifestyle and environmental factors affect your epigenetic markers, which are closely linked to memory and cognitive functions. 

Understanding these can help tailor personal wellness strategies to counteract age-related cognitive decline.

Early intervention and consistent management of both physical and mental health are key to preserving memory function as we age.

What are the best foods to enhance your memory?

Enhancing memory through diet is backed by numerous studies highlighting specific foods known for their cognitive benefits. Here are key foods and how they support brain health:

1. Fatty fish

Rich in omega-3 fatty acids like DHA, fatty fish like salmon, trout, and sardines are crucial for maintaining healthy brain cells. DHA has been shown to improve the plasticity of neurons, aiding memory and learning [6].

2. Blueberries

Often touted as a superfood for the brain, blueberries contain flavonoids that have been found to delay memory decline and enhance communication between brain cells.

3. Turmeric

This bright yellow spice contains curcumin, which has powerful anti-inflammatory and antioxidant properties. Research suggests curcumin improves memory in people with Alzheimer’s by clearing amyloid plaques [7], a hallmark of the disease.

4. Broccoli

High in antioxidants and vitamin K, broccoli has been associated with better brain health [8]. Vitamin K is crucial for the formation of sphingolipids, a type of fat densely packed into brain cells.

5. Pumpkin seeds

These seeds are packed with antioxidants and are excellent sources of magnesium, iron, zinc, and copper. Zinc is vital for nerve signaling, and magnesium is essential for learning and memory. Both minerals are important for brain function.

6. Eggs

A source of several B vitamins, choline, and eggs help regulate mood and memory. Choline is a vital micronutrient that your body uses to produce acetylcholine, a neurotransmitter that plays a key role in regulating mood and memory [9].

What supplements can boost your memory and cognitive function?

Dietary supplements enhance memory and cognitive function by providing essential nutrients lacking in the diet, supporting brain health. Some of these include:

1. L-Glutamine

L-glutamine, often referred to as the “brain fuel,” can help improve concentration and cognitive function. It acts as a precursor to the neurotransmitter glutamate, the most abundant neurotransmitter in the nervous system. Glutamate is crucial for brain functions, including memory.

2. Omega-3 fatty acids

Omega-3 fatty acids, particularly DHA (docosahexaenoic acid), are vital for brain health. Found in high concentrations in the brain, DHA is instrumental in maintaining the fluidity of cell membranes and facilitating communication between brain cells. A study found that omega-3 supplementation can help reduce cognitive decline risk [10].

3. Vitamin E

Known for its antioxidant properties, Vitamin E combats oxidative stress in brain cells, which may lead to cognitive decline. Research indicates that Vitamin E supplementation might be beneficial in slowing memory loss, especially in older adults [11].

4. Ginkgo biloba

Ginkgo biloba is widely used for its cognitive-enhancing effects. It has been shown to improve blood flow to the brain and protect against neuronal damage. Clinical trials have demonstrated its effectiveness in improving cognitive function and memory in people with mild to moderate cognitive impairments [12].

5. B Vitamins

Complex B vitamins, especially B6, B12, and folic acid, play roles in homocysteine metabolism, thereby reducing neurodegenerative processes. Elevated homocysteine levels have been linked to increased cognitive decline and Alzheimer’s disease risk [13].

Can exercise improve my memory?

Exercise has a profound impact on cognitive function, including memory. Numerous studies highlight the benefits of regular physical activity for memory enhancement. Engaging in consistent exercise can slow cognitive decline and improve overall memory performance.

One significant mechanism through which exercise boosts memory is by improving brain circulation. Exercising regularly enhances blood flow to the brain, particularly the hippocampus, which is crucial for memory and learning. 

Enhanced circulation ensures better oxygen and nutrient delivery, supporting brain health and function [14]​​.

Moreover, exercise promotes neurogenesis, the process of creating new neurons, particularly in the hippocampus. This leads to improved brain structure integrity and cognitive performance. 

For example, aerobic exercises like walking, running, or swimming have been shown to increase the volume of the hippocampus, enhancing memory retention and recall [14]​​.

Additionally, exercise stimulates the production of neurotrophic factors, such as Brain-Derived Neurotrophic Factor (BDNF). 

BDNF plays a key role in supporting neuron survival, growth, and differentiation, directly impacting memory and learning. Higher levels of BDNF are associated with better memory performance in young and older adults [14]​​.

Regular physical activity also helps regulate stress and reduce anxiety, both of which can negatively affect memory. Exercise-induced endorphin release helps improve mood and cognitive function, further supporting memory health​​.

Incorporating moderate to intense aerobic exercises into your routine, aiming for at least 30 minutes most days a week, can significantly benefit your memory. 

Combining a balanced diet with regular physical and mental exercises can help maintain and improve cognitive function as you age.

Can exercise improve my memory?

How can you assess your memory age?

Understanding your memory age can be key in maintaining and improving your cognitive health. Various tools and assessments are available to help you gauge your memory performance relative to your chronological age.

Simple memory age quiz

A basic self-assessment can provide a quick glimpse into your memory health. This quiz involves a series of multiple-choice and yes/no questions designed to test different aspects of memory. 

Answer the questions below to get a preliminary understanding of how well your memory functions compared to your peers.

Memory Age Quiz
1. Recall test
Look at the following list of words for 30 seconds: apple, car, book, flower, chair.After 5 minutes, write down as many words as you can remember.How many words did you recall?
A) 4-5B) 2-3C) 0-1
2. Recognition test
Look at a list of 10 items, including the original 5 words and 5 new ones: apple, car, book, flower, chair, table, pen, bottle, phone, tree.Can you identify the original 5 words?
A) Yes
B) No
3. Number sequence
Repeat the following sequence of numbers in reverse order: 7, 3, 8, 2.Did you correctly repeat the sequence?
A) Yes
B) No
4. Story recall
Read the following short story: “John went to the store to buy eggs, milk, and bread. On his way, he met his friend Alice, who invited him to a party on Saturday.”
After 5 minutes, write down as many details as you can remember.How many details did you recall?
A) 3-4
B) 1-2
C) 0
Mostly A’s: Your memory functions well compared to your peers. Keep engaging in memory-strengthening activities and maintain a healthy lifestyle to preserve your cognitive health.

Mostly B’s: Your memory shows some signs of decline. Consider incorporating brain-boosting foods, mental exercises, and consult a professional for further evaluation.

Mostly C’s: You might be experiencing significant memory challenges. It’s advisable to seek a professional assessment to understand the underlying causes and take appropriate measures.

This quiz is a simple self-assessment tool and should not be used for diagnostic purposes. If you have concerns about your memory, please seek advice from a healthcare professional.

Professional assessments

For a more thorough evaluation, professional assessments are available. These tests are administered by healthcare providers and neuropsychologists, and they provide a comprehensive analysis of cognitive health.

1. Neuropsychological testing

This includes a series of standardized tests that measure various cognitive functions, including memory, attention, language, and problem-solving skills. The results are compared to normative data to determine how your performance stacks up against others in your age group.

2. Brain imaging

Techniques such as MRI and CT scans can identify structural changes in the brain associated with memory decline. These imaging techniques can detect early signs of conditions like Alzheimer’s disease.

3. Blood tests

Certain biomarkers in the blood can indicate inflammation or other conditions that might affect cognitive health. Regular monitoring can help manage risk factors that contribute to memory loss.

4. Epigenetic DNA testing

This cutting-edge approach examines changes in gene expression that occur due to lifestyle and environmental factors. 

Unlike traditional genetic testing, which looks at inherited genetic variants, epigenetic testing provides insights into how behaviors and exposures influence gene activity. 

For instance, the Longevity.Technology System Epigenetic & DNA Test analyzes biological aging processes affecting cognitive function. 

The process involves collecting a saliva or cheek swab sample, sending it back to the lab using a prepaid envelope, and receiving results within 3 to 4 weeks. 

The results include a comprehensive report and personalized recommendations to improve cognitive health.

This test can reveal how factors like diet, stress, and environmental exposures are impacting your memory age, allowing for personalized intervention strategies.

When should you see a doctor for memory loss?

Consult a doctor if you experience memory issues that interfere with daily life or cause concern. Here are key signs to watch for [3], [15]:

1. Frequent forgetfulness

  • Consistently forgetting important dates or events.
  • Repeatedly asking for the same information.

2. Difficulty with familiar tasks

  • Struggling to complete routine tasks such as driving to a familiar location.
  • Trouble following a recipe or managing finances.

3. Disorientation

  • Getting lost in familiar places.
  • Confusion about time or place.

4. Language problems

  • Difficulty finding the right words.
  • Trouble following or joining conversations.

5. Mood and personality changes

  • Increased anxiety, depression, or irritability.
  • Unexplained mood swings.

6. Medical conditions

  • Memory loss could be due to treatable conditions like depression, vitamin deficiencies, thyroid issues, or medication side effects.

Early diagnosis allows for timely intervention and appropriate treatment, improving quality of life and managing symptoms effectively​​. If you notice any of these signs, seek immediate medical advice.

Tailoring cognitive health strategies with the Epigenetic & DNA Test

The Epigenetic & DNA Test offered by Longevity.Technology provides an innovative approach to personalizing cognitive health strategies. This test evaluates your genetic predispositions and examines how your lifestyle and environmental factors impact your genes related to memory and cognitive functions.

The test identifies epigenetic markers that influence memory age through a simple saliva sample. These insights allow you to understand how your body might be predisposed to memory decline and other cognitive issues.

For example, if your results indicate a predisposition for slower neural processing, this might suggest a need for targeted cognitive exercises or dietary adjustments to bolster cognitive reserves.

Integrating these personalized insights can transform your cognitive health. It offers a proactive approach to delaying the onset of memory decline and improving overall brain function.

In closing

Your memory age doesn’t have to match your chronological age. With the insights provided by the Longevity.Technology Epigenetic & DNA Test, you have the power to tailor your lifestyle and interventions to suit your unique genetic makeup better, potentially enhancing your cognitive longevity.

Curious about your cognitive blueprint? Don’t wait for symptoms to show. Take action today, explore your genetic predispositions, and start on a path to a healthier, sharper future.

Order your Epigenetic & DNA Test now and take control of your cognitive health with science-backed strategies tailored just for you.


At what age are memories strongest?

Memories are typically strongest during the late teens to early 20s. Cognitive abilities, including memory, peak around this age, supported by optimal brain function and neural efficiency.

Is memory loss normal with age?

Yes, memory loss is a common part of aging. However, it varies among individuals and can be mitigated by a healthy lifestyle and cognitive activities.

When to worry about memory?

Worry about memory when frequent forgetfulness disrupts daily activities or when difficulty recalling familiar names, places, or tasks becomes noticeable. Seek professional advice for persistent or worsening symptoms.

What are the signs of a strong memory?

Signs of a strong memory include quick recall of information, efficient learning of new material, and the ability to remember details from both recent and distant past.


The information included in this article is for informational purposes only. The purpose of this webpage is to promote broad consumer understanding and knowledge of various health topics. It is not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read on this website.