From Forgetfulness to Dementia and Alzheimer’s: How Aging Affects Our Brains

Written by Dr. Kesler Dalmacy

Aging is an inevitable part of life. One of the most significant concerns is the impact of aging on our cognitive health. As we grow older, we may experience changes in our memory, our thought process, and reasoning skills. While some forgetfulness can be a normal part of aging, it can also be an early sign of cognitive impairment, or even Alzheimer’s disease. Recent discussions about President Biden’s mental health and the history of President Reagan’s Alzheimer’s diagnosis have brought these issues to the forefront of public consciousness.

A vibrant President Biden in 2020
President Biden in 2024

President Biden, currently the oldest sitting U.S. president, has faced scrutiny regarding his cognitive abilities. Instances of forgetfulness, mumbling during speeches, and appearing frail have led to widespread concern about his mental health. While these behaviors can be alarming, they do not necessarily indicate a serious cognitive decline. It is crucial to distinguish between normal aging-related memory lapses and more severe conditions such as Alzheimer’s disease or other forms of dementia.

Losing cognitive functions is one of the things that frighten us as we get older. Sure, we all laugh at those senior moments. You walk into a room, stand still there, and wonder, “Where am I going? Why did I come in here? What am I looking for?” Or you might run into someone you have known for years and can’t remember their name. These are small signs of age-related cognitive decline. Your brain is not working as well as it used to. You have lost brain cells and also lost the connections between those cells, and you start to panic.

Is it Normal Aging (A Senior Moment) or Cognitive Impairment?

Normal Aging– It is likely normal aging if you notice:

  • Occasional forgetfulness (e.g., misplacing your keys)
  • Slower thinking and reaction times
  • Difficulty multitasking
  • If you have difficulty words

Cognitive Impairment:

Cognitive decline can manifest in various ways, from mild cognitive impairment (MCI) to more severe forms like dementia and Alzheimer’s disease. Mild cognitive impairment is characterized by noticeable changes in your cognitive functions that do not interfere significantly with daily life. However, if you have mild cognitive impairment, you are at an increased risk of developing dementia, which is a broader term that describes a decline in cognitive function severe enough to affect daily activities. You should be particularly concerned if you notice:

  • Frequent memory loss affecting your daily life
  • If you have difficulty completing familiar tasks (putting on your shoes, or your clothes, or tie your shoe laces)
  • If you are struggling putting words together in a sentence, like forgetting common words
  • If you get disorientated often (e.g., getting lost in familiar places)
  • If others find you less assertive, and have issues with decision-making
  • If others notice a change in your mood and personality
Is it a Senior Moment or Cognitive Impairment?

Types of Dementia

There are four different types of dementia:

  1. Genetic Dementia: The type that you inherited from your parents. If you have a family history of dementia, getting a genetic screening test is recommended.
  2. Toxic Dementia: Due to infections or exposure to heavy metals, pesticides, herbicides, or toxins that damage the brain.
  3. Vascular Dementia: That results from multiple mini-strokes that, in time, damage enough brain tissues to impair your function.
  4. Age-Related Cognitive Decline: This results in the loss of grey matter in your brain. It usually starts with a lack of interest and creativity, and short-term memory loss.

The good news is that if you remain physically active, work your muscles to keep them strong and active, and you maintain a healthy and robust hormonal level, you can slow or reverse this age-related cognitive decline. These are steps you can take:

  • Get plenty of antioxidants and Omega-3 fatty acids with your meal, by eating vibrantly colored fruits and vegetables.
  • Ensure that you have plenty of fiber in your diet. If you can’t, take a fiber supplement daily.
  • Keep your blood sugar within normal limits as much as possible.
  • Exercise regularly, including strength training to develop muscles.
  • Stay connected with friends and family. Engage in learning new skills and with community activities.
  • Supplement your meals with vitamins, like B complex and Vitamin B12, and other nutrients.
  • Schedule regular health check-ups.

President Ronald Reagan’s experience with Alzheimer’s disease is a poignant reminder of the profound impact this condition can have. Diagnosed while he was still in office, Reagan’s battle with Alzheimer’s was marked by a gradual decline in cognitive function, ultimately leading to his withdrawal from public life. His diagnosis underscored the need for greater awareness and understanding of this debilitating disease, which affects millions of individuals and their families worldwide.

President Ronald Reagan in 1981
President Ronald Reagan in 1987 diagnosed with Alzheimer’s

The cases of President Reagan and what is being reported on President Biden highlight the importance of addressing cognitive health in aging populations. By raising awareness and promoting education on this topic, we can foster a more informed and compassionate society that supports individuals experiencing cognitive decline. As we continue to advance in medical research and healthcare, there is hope for better management and eventual cures for conditions like Alzheimer’s disease, ensuring a better quality of life for future generations.

Warm regards,

Dr. Kesler Dalmacy

DrDalmacy.com

Disclaimer:

No blog articles can replace the expertise of a licensed physician. This open letter/article in this website/DrDalmacy.com blog platform is intended solely for informational and educational purposes. This blog is not intended as medical advice. Please make certain that you consult your doctor or a qualified clinician or medical professional before making any decisions affecting your health, particularly if you have any symptoms that require treatment. Neither Dr. Kesler Dalmacy, nor DrDalmacy.com accept liability should you choose to self-prescribe or treat yourself.

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