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Difference Between Dementia And Alzheimer’S

Last Updated : 01 Jun, 2023
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Although the phrases Dementia and Alzheimer’s are sometimes used interchangeably, they are not the same thing. Despite certain similarities, it’s crucial to recognize the distinctions between Dementia and Alzheimers. A loss in cognitive functioning that is severe enough to interfere with everyday living is referred to as dementia, a wide phrase. On the other hand, Alzheimer’s disease is the most typical cause of dementia and a specific kind of it.

Understanding the two words and their distinctions is crucial because it helps provide people living with Alzheimer’s disease or another form of dementia, as well as their family and caregivers, with the knowledge they need.

Difference between Dementia and Alzheimers

Parameter

Dementia

Alzheimer’s

Symptoms

Its symptoms include a lack of memory, confusion that worsens, decision-making difficulties, a lack of concentration and attention, and problems with communication.

Indifference, sadness, a sense of disorientation misunderstandings, behavioral changes, and difficulty making decisions are some of its symptoms. It can occasionally be difficult to speak, walk, or breathe.

Causes

Damage to brain cells, strokes, depression, usage of chronic drugs, and vascular disease are a few of the main reasons.

Its causes are the same as those of dementia, but the loss of brain cells is its primary cause, which is why it is known as a neurodegenerative illness.

Progression

Depending on the underlying reason, dementia can advance at varying speeds. While frontotemporal dementia progresses slowly, other types of dementia, such as vascular dementia, may advance more quickly.

Alzheimer’s disease often worsens progressively over time and advances slowly. Mild memory loss is frequently the first sign, followed by serious cognitive decline and an inability to do everyday duties.

Age of occurrence

Although dementia can strike anybody at any age, it is more frequently seen in senior citizens. As people age, their likelihood of having dementia rises.

In particular, Alzheimer’s disease is more common among elderly people. Although early-onset Alzheimer’s, a more uncommon type of disease, can strike people as young as 40 or 50, it is believed that most occurrences of Alzheimer’s involve those aged 65 and older.

Prevention

  • Suitable workout. 
  • Eating green veggies and fruit. 
  • Timely and regular examination. 
  • Full and enough sleep.

It can be prevented if a person changes their lifestyle, such as eating nutritious foods, exercising, getting enough sleep, etc.

What is Dementia?

Dementia is a kind of Alzheimer’s disease, however, this is not a form of illness, but rather a symptom. A disorder is a collection of symptoms that do not have a clear diagnosis. As to the World Health Organization ( more than 47.5 million individuals worldwide suffer from dementia. It is defined as a collection of symptoms caused by brain abnormalities that result in diminished memory, lack of emotional management, and difficulty making judgments. Some persons may have dementia with other conditions. But dementia can be avoided before it develops. However, characteristics such as heritage, age, and genes cannot be changed; however, additional variables, particularly changes in our lifestyle, may have a beneficial influence; a few of these individuals include adequate food, exercise, sufficient sleeping and resting, and taxing brain function.

Simple memory errors, such as losing the name of someone or where you stopped, are not the only symptoms of dementia. A minimum of three of the following activities are difficult for someone with memory loss:

  • Storage of memory
  • conversing and speaking
  • Focusing and attention
  • decision and deliberation
  • Perception of images (inability to distinguish between colors, detect activity or sense of absence of objects)

What is Alzheimer’s?

Alzheimer’s disease is a continuous illness that frequently damages the regions of the cerebral cortex which govern memories, expression, and other abilities to think, regulate cognition, or judgments. These symptoms can include poor speech, decreased thinking, disorientation, hostility, bewilderment, and mood abnormalities. However, while Alzheimer’s disease is one of the most frequent kinds of dementia, it does not affect everyone who has dementia. It happens when fibers known as tangling or tau, which is as well as proteins known as deposits, are located in the cerebral cortex and neurons, where they kill neurons and disrupt signaling.

The brain ultimately sustains sufficient destruction from Alzheimer’s disease that confusion sets in. ‘Alzheimer’s disease dementia’ is the official name for this form of dementia. But the majority of individuals simply refer to it as “Alzheimer’s disease,” even medical experts. Many people’s cases of Alzheimer’s disease begin within or near the area of their brain that controls remembering. But in certain less common forms of dementia, the illness begins in a distinct area of the cerebral cortex, leading to a unique set of characteristics. ‘Atypical Alzheimer’s’ is the term used to describe this. For instance, Alzheimer’s disease at the rear of the mind results in anterior cortex atrophy, which mostly affects eyesight.

Symptoms of Alzheimer’s Disease

  • having a hard time recalling people, events, or conversations
  • difficulties focusing
  • Change in character, such as a lack of interest in activities you formerly desire, suspicion of people, or violence
  • Emotion shifts
  • Depressive disorder
  • poor decision-making or reasoning
  • Ambiguity

Conclusion

Alzheimer’s disease is a kind of dementia, whereas dementia is a general term for a decline in cognitive abilities. Dementia encompasses a wide range of illnesses, whereas Alzheimer’s is primarily caused by the accumulation of abnormal proteins in the brain. Understanding the differences between these two terms is critical for accurate diagnosis and treatment of these disorders.

FAQs on Alzheimer’s and Dementia

Q1: Which is worse, Alzheimer’s disease or dementia?

Answer:

It is critical to recognize that the distinction between Alzheimer’s and dementia does not imply that one is worse. Alzheimer’s disease causes dementia. Alzheimer’s disease is characterized by both Alzheimer’s and dementia. Because Alzheimer’s is a degenerative disorder, comparing its severity to that of other kinds of dementia is challenging.

Q2: Is Alzheimer’s disease present in all dementia patients?

Answer:

Alzheimer’s disease does not affect everyone who has dementia. Alzheimer’s disease is responsible for 50% to 75% of dementia cases. Non-Alzheimer’s dementias that are common include vascular dementia, Lewy-body dementia, and frontotemporal dementia.

Q3: Is it possible to have Alzheimer’s and another form of dementia at the same time?

Answer:

Yes, It is possible to have Alzheimer’s disease and another kind of dementia at the same time. This is referred to as mixed dementia’.

Q4: Is it possible to be forgetful without having Alzheimer’s disease?

Answer:

You can be forgetful without having Alzheimer’s. You can be forgetful without suffering from dementia. Forgetfulness can be induced by a variety of factors, including just growing older.



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