Wednesday, November 21, 2018

8-Step Alzheimer’s Prevention Plan to Stop Memory Loss Before It Starts

Dementia is an umbrella term for a group of symptoms caused by disorders that affect the brain, including devastating diseases like the most common form of dementia, Alzheimer’s disease and lesser-known forms of dementia like Lewy Body Dementia. Even stroke can cause dementia.

More than 5 million people in the U.S. alone are living with Alzheimer’s, so there’s a good chance you know someone affected by dementia. It can be very difficult to watch someone you love deal with symptoms of dementia, which often include memory loss and trouble with language, along with personality changes, delusions, agitation and less ability to solve problems or control their emotions. It’s important to note that although dementia risk increases with age, it is not part of the normal ageing process.

As the unfortunate death of legendary University of Tennessee women’s college basketball coach Pat Summitt reminds us, dementia can strike even younger people — she was diagnosed with early onset Alzheimer’s at the age of 59 and died at age 64.

It’s certainly clear that there’s a lot of pain and suffering involved with Alzheimer's, and Alzheimer’s drugs have consistently come up short when it comes to curing the disease. There is light at the end of the tunnel, though. A recent small, breakthrough study published  found using a comprehensive, personalized approach, including diet and exercise, actually reversed symptoms of Alzheimer’s disease. The results were so robust and sustained that many of the study participants were able to return to work. 

Researchers Remove Alzheimer’s From Mice in Recent Study

A February 2018 study had some particularly ground-breaking progress, too. After observing a specific enzyme (beta-secretase, or BACE1), researchers found that when they depleted that enzyme in mice:
  • Alzheimer’s-promoting (i.e., amyloid) plaques melted away
  • Cognition improved
  • Synaptic function was partially restored
“To our knowledge,” says a senior researcher, “this is the first observation of such a dramatic reversal of amyloid deposition in any study of Alzheimer’s disease mouse models.”
However, the study is seeking a potential Alzheimer’s drug, one which may or may not pose health risks for people down the line. So, overall, it’s important to focus on realistic and practical preventative measures, which is arguably far more important.

With comprehensive treatments on the horizon, we can feel hopeful that integrative, personalized approaches could be the key to fighting this disease. In the meantime, though, it’s also important you take relatively simple steps to lower your risk of dementia now — before the disease has a chance to set in.

According to a 2017 report, approximately 35 percent of dementia cases could actually be delayed or even prevented if attention is given to nine modifiable risk factors: less early education, midlife hypertension, obesity, hearing loss, depression in later life, diabetes, physical inactivity, smoking and social isolation.  In addition to addressing these nine risk factors, let’s take a look at some of the other emerging ways to lower your risk based on research.

8 Ways to Lower Your Risk of Dementia

You may already know that avoiding processed foods, favoring a Mediterranean diet  and exercising lower your risk of dementia. There are other relatively simple, meaningful steps you could take to lower your risk, too.

1. Beware of High Copper Levels in Your Water
You need traces amounts of the heavy metal copper to survive because it’s vital for bone, hormonal and nerve health. Too much of a good thing, though, could be bad for your brain. A 2013 study published found that copper can trigger the onset of Alzheimer’s and fuel the disease. In fact, the study found that copper in drinking water at levels one-tenth of the water quality standards set by the Environmental Protection Agency caused a toxic accumulation of the pro-Alzheimer’s protein amyloid beta.
The researchers can’t yet say what the exact level of “too much” copper is, but if you have copper water pipes, getting your water tested for excess copper is a good place to start. Water filters that are NSF-certified under NSF/ANSI 53 for copper reduction will reduce copper to below the EPA’s maximum contaminant level or lower. 

2. If Possible, Avoid Allergy Drugs and Other Pills Linked to Dementia
Drugs linked to Dementia include common allergy and sleep medications, including popular medications like Benadryl, Dramamine, Advil PM and Unison, among others. These pills are known to have anticholinergic effects, something researchers are increasingly linking to dementia.

A 2016 study published is a unique one that used brain imaging to detect how anticholinergic drugs impact the brain. By utilizing MRI and PET scan imaging technology, the researchers were able to show how people taking anticholinergic drugs experienced lower brain metabolism and higher brain atrophy. Participants taking the anticholinergic drugs also tested worst on memory tests. 

Scientists also found the chronic use of certain anticholinergic sleep aids and hay fever meds increased a person’s risk of dementia. The study only found the link for people taking these drugs for three or more years. 

Find out if your drugs possess anticholinergic properties. Aside from older allergy drugs and some sleep medications, certain antidepressants, COPD  and asthma medications, along with drugs for overactive bladder issues, could . If they do, find if safer options are available, or work with your health care provider to possibly work more natural treatments into your healing plan.

For instance, learning to use essential oils for allergies could ease your symptoms. A 2010 study published suggests peppermint oil acts as a relaxant and exhibits antispasmodic activity, inhibiting contractions that causes you to cough. (Peppermint oil isn’t a good choice for children under 30 months because it can impact the heart, lungs and circulation in dangerous ways.) 
 
3. Sleep in This Brain-Friendly Position 
Sleep positions matter. Most people — and wild animals — sleep on their sides. Now, we may better understand the brain-friendly reason this is the case. In 2015, researchers found that sleeping on your side could improve one of the brain’s waste-clearing processes, lowering the risk for neurological diseases like Alzheimer’s and Parkinson's.
The link between certain types of dementia and sleep are well-established, but a recent study took a closer look at how the way you sleep impacts drainage of harmful substances in the brain. The Journal of Neurosciencestudy found that the brain’s glymphatic pathway, a complex system that clears wastes and other harmful chemicals from the brain, worked most optimally when people slept on their sides, as opposed to belly or back sleepers. Similar to the how the body’s lymphatic system clears waste from organs, the glymphatic pathway is responsible for filtering cerebrospinal fluid through the brain and exchanging it with interstitial fluid to clear waste like amyloid β (amyloid) and tau proteins, chemicals that negatively affect brain processes if they build up. 

4. Avoid Brain-Damaging Pesticides
It’s increasingly clear that dementia isn’t solely a genetic issue and that environmental triggers are often present. Such is the case with DDT, the insecticide once thought “safe” but later banned in the 1970s. Research  shows that people with higher levels of DDT in their blood are much more likely to be diagnosed with Alzheimer’s disease. People with Alzheimer’s had, on average, 3.8 times higher levels of a DDE, a DDT breakdown product, in their blood compared to people who did not have Alzheimer’s disease. 

DDT is considered a legacy polluter because, although banned, it persists in the environment for decades. Luckily, levels of DDT and its breakdown products in humans are slowly dropping, although today you’re mostly likely to be exposed through food sources higher in the food chain. Animal and fatty foods contain the highest levels of DDT and breakdown products because they’re stored in fat and increase in concentration as they move up the food chain. Also avoid eating nonorganic produce imported from countries that still use DDT and abide by fish advisories if you fish for food. 

As for chemicals currently in use? We don’t necessarily know the long-term impact they’re having on our brains. Emerging research suggests many approved pesticides are having brain-damaging effects. For instance, a 2015 study found people who ingested food treated with acetamiprid, a neonicotinoid insecticide, complained of symptoms like memory loss, finger tremors and headache, among other things. Certain neonicotinoid insecticides are also blamed for the unprecedented die-off of bees and bats.  To avoid the 12 most pesticide-laced foods, always buy organic versions of the produce items on the dirty dozen list.
5. Live a Life of Purpose
Researchers uncovered an interesting connection between a person’s sense of purpose and dementia risk. Study participants who reported the highest scores on the life purpose test were 2.4 times less likely to develop Alzheimer’s compared to people with the lowest scores. Living a life full of purpose, as defined by this study, involved things like having a sense of direction and purpose in life and feeling good when thinking about past accomplishments and hope for things to accomplish in the future. 

This means finding something that makes you happy  (volunteering about something you’re passionate about or learning how to play an instrument are great examples) and sticking with it can do wonders for your brain. As an interesting side note, correcting forward head posture  is scientifically proven to make you happier, so consider fixing faulty posture while you’re at it, too.

6. Beware of Low Vitamin D Levels 
In 2015, researchers published a study suggesting that people severely vitamin D deficient (less than 10 ng/mL) face a 122 percent increased risk of dementia. Those who were just “deficient” (less than 20 ng/mL) experienced a 51 percent higher risk of all-cause dementia. (Note, some vitamin D test results come in nmol/L form, so a conversion to ng/mL may be necessary.) 

To figure out your baseline vitamin D levels, ask your doctor for a 5-hydroxyvitamin D or 25(OH)D blood test. Be sure to get the actual test result number, too. Your test may come back as “normal” if it’s above 30 ng/mL, but the truth is many functional medicine doctors and researchers believe minimum levels of 60 or even 80 ng/mL are needed to prevent many health problems. Once you know your levels, you can increase vitamin D, if needed, by getting sensible sun exposure and working vitamin D rich foods into your diet. If you need to supplement, make sure it’s with the vitamin D3 form, which is more readily available to your body than D2.

7. Be a Stickler for Good Oral Health 
Taking care of your teeth and gums also helps protect your brain. A large study investigating the dental habits of about 5,500 older people over an 18-year period found a strong link between people with poor oral hygiene and the development of Alzheimer’s disease. Those who reported brushing their teeth less than once a day were up to 65 percent more likely to develop dementia compared to people who brushed twice a day. Gum disease bacteria may find its way to the brain, setting off an inflammatory process that causes brain damage, the study author noted.
In addition to brushing your teeth, Ayurvedic practice of oil pulling with coconut oil can also improve oral health. And believe it or not, you can actually reverse cavities naturally using diet.

8. Walk 5 Times a Week
A 2017 study analyzed vascular cognitive impairment, the second most common form of dementia worldwide, and how exercise affects patients. Generally, in brain-scan studies, people with vascular cognitive impairment show increased neural activity in the parts of their brains that are involved with memory, decision-making and attention. This means their brains had to work harder than healthier brains.
To see if exercising could help the brain work less, researchers recruited 38 older people who had been diagnosed with a mild, early form of vascular cognitive impairment. None exercised at the time. Researchers measure participants’ brain activity and then began the exercise regimen: three supervised one-hour sessions a week. Supervisors instructed participants to move briskly enough to raise their heart rates to about 65 percent of their maximum capacity.

By the end of the study, walkers generally had lower blood pressures than the control group. Plus, their brains were working differently. The walkers’ brains showed less activity in portions of the brain required for attention and rapid decision-making. 

From this study, we can conclude that walking improved brain function and thinking skills, and while there are many more questions to be answered about the connection between exercise and dementia, taking a walk around the block seems like a viable first step to a healthy brain.

Dementia Risk Factors and Root Causes

As scientists continue to study this family of diseases, it’s clear that certain factors impact a person’s risk of dementia. Some of these things cannot be avoided, like getting older. However, the great news is that many potential causes of dementia can be avoided.
Here are the most well-known risk factors of dementia:
  • Age. The older you are, the greater the risk of developing a form of dementia.
  • Alcohol. Drinking moderate mounts of alcohol could protect your from dementia, but excessive drinking over a long period of time actually increases your risk. (It’s best to avoid too much alcohol for a number of reasons. Alcohol and breast cancer risk are also closely linked, for instance.)
  • Atherosclerosis. When fats and cholesterol accumulate in your arteries and inflammation thickens your blood vessel walls, your brain isn’t able to receive the blood it needs.
  • High “bad” LDL cholesterol levels
  • Type 2 diabetes
  • Down syndrome
  • Genetics
  • Hypertension
  • Depression
  • Smoking
  • Less early education
  • Obesity
  • Hearing loss
  • Physical inactivity
  • Social isolation
Dementia doesn’t happen overnight and is characterized by gradual changes and damage in the brain. Here are different types of dementia and root causes:
Vascular Dementia
Whether it comes on suddenly with a stroke or more slowly over time with atherosclerosis, vascular dementia occurs when the brain is not getting enough blood. This causes brain cell death that leads to brain damage.
Alzheimer’s
The most common type of dementia, Alzheimer’s affects the cerebral cortex and is characterized by “plagues” and “tangles” that result in the loss of brain cells and ensuing brain shrinkage.
Neurotransmitter chemicals lose their ability to healthily relay messages between brain cells in this form of dementia.
Dementia with Lewy Bodies
An autopsy found that the brain of late actor Robin Williams was afflicted with this type of dementia. This condition is characterized by small, circular lumps of protein that develop inside of brain cells. There’s still much we don’t know about this disease, but it’s possible it impacts the chemical messengers dopamine and acetylcholine.

Frontotemporal Dementia

This type of dementia is characterized by damage and shrinking in the temporal and frontal lobes. It’s a more common type of dementia in people younger than 65 years old; about 20 percent of cases have an inherited genetic mutation from their parents.

Much Rarer Causes of Dementia
The following triggers of dementia or dementia-like symptoms are considered treatable, or at the very least, they don’t progress like traditional forms of dementia:
  • depression
  • brain tumors
  • head injury
  • vitamin B deficiency
  • infections like encephalitis or HIV
  • thyroid hormone deficiency

Dementia Symptoms

Dementia is an umbrella term for a group of cognitive disorders typically characterized by:
  • Memory impairment
  • Difficulty with language
  • Problems with object recognition
  • Motor activity difficulties
  • Problems planning and organizing
Alzheimer’s disease is the most common type of dementia, accounting for 60 percent to 80 percent of dementia cases.
Dementia is a general term for loss of memory and other mental abilities severe enough to interfere with daily life. It’s caused by physical changes in the brain. Around the world, more than 44 million have Alzheimer’s or related dementia.

Final Thoughts on Dementia

It’s emotionally taxing to watch a loved one decline as dementia sets in and progresses, but there is increasing hope and evidence that a comprehensive, personalized approach can work to slow or even reverse the disease.
We also know that while some causes of dementia are genetic, lifestyle factors play a large role, too. That’s great news because it gives you more control to take action and prevent symptoms by:
  • following a more Mediterranean diet
  • exercising regularly, at least 150 minutes a week
  • filtering excess copper from your water
  • finding a purpose in life
  • practicing good oral hygiene
  • avoiding unnecessary drugs linked to dementia
  • sleeping on your side
  • eating lots or organic produce
  • maintaining healthy vitamin D levels
  • addressing education, midlife hypertension, obesity, hearing loss, depression, diabetes, physical inactivity, smoking and social isolation
THIS IS ONLY FOR INFORMATION, ALWAYS CONSULT YOU PHYSICIAN BEFORE HAVING ANY PARTICULAR FOOD/ MEDICATION/EXERCISE/OTHER REMEDIES.                                                                                                                                                                                                                                                                                        PS- THOSE INTERESTED IN RECIPES ARE FREE TO  VIEW MY BLOG-                                                                                           https://gseasyrecipes.blogspot.com/                                                                                                                                                                             FOR INFO ABOUT KNEE REPLACEMENT, YOU CAN VIEW MY BLOG-                                                                                                                             https:// kneereplacement-stickclub.blogspot.com/                                                                                       FOR CROCHET DESIGNS                                                                                                                                                                                                                                 https://gscrochetdesigns.blogspot.com    

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Friday, June 02, 2017

Strange, Violent Dreams Could Be Trying to Warn Us About Future Brain Disease

Researchers have found an unexpected link between strange, physically violent dreaming and the risk of neurological disease, such as Parkinson's and dementia, later in life, and say they could act as an early warning sign decades before diagnosis.

It's not yet clear how definitive this link is, but the results are supported by previous research that's given patients with violent, physical dreams an 80-100 percent chance of eventually developing a neurodegenerative disorder.

These rare dream disorders, known as REM sleep behaviour disorder (RBD), cause people to 'act out' their dreams - kicking and punching in their sleep, while sometimes shouting and screaming, and maybe even flying out of their bed in a violent rage.

"The consensus among all RBD researchers is that it's not a matter of if, but when," sleep expert  told some time ago."Basically, the longer you follow these [patients], the more they will convert to a neurodegenerative disorder."

REM, or rapid eye movement, sleep is one of three states we typically transition through each night, and it's the only one associated with dreaming.

During REM sleep, the electrical activity of the brain actually looks quite similar to how it would look during the day, except that while the neurons are firing like they would when you're awake, the body typically experiences temporary muscle paralysis.

While this temporary paralysis does allow for some muscle twitches and mumbling if you're a sleep-talker, most people remain fairly still through this stage of sleep (sleepwalking is associated with non-REM sleep).

But if you happen to develop REM sleep behaviour disorder, your dream stage will be very different - patients often perform physical actions that match their very vivid dreams.

It's not clear what causes an onset of RBD, but it can appear at any age - and oddly enough, older men are far more susceptible than women and children (the ratio is as high as 9:1 male to female).

Neuroscientist has been investigating a link between RBD and neurological diseases that seems to keep cropping up in human studies. 

By focussing on the brainstem, which for decades has been associated with dream formation, he was able to isolate a specific group of cells that appear to be responsible for maintaining the REM sleep.

When he identified this group of cells in mice, he was able to quickly transition the animals between REM and non-REM sleep by simply turning the cells on and off.

With this in mind, he and his team looked at how this group of cells were functioning in human RBD patients, and found that they were damaged - and that's important, because this damage appears to also be linked to the onset of neurological diseases.

"For some reason, the cells in the REM sleep area are the first to be sickened, and then the neurodegenerative disease spreads up into the brain and affects the other areas that cause disorders like Parkinson's disease," he reported.

"REM Behaviour Disorder is in fact the best-known predictor of the onset of Parkinson's disease."

While his results are only preliminary and not yet peer-reviewed, they are similar to those of previous studies - and unfortunately for RBD patients, they percentages are incredibly high.

In one 2013 study involving 44 RBD patients, researchers found that 82 percent of them had developed neurological disorders within 10 years of observation.
  
In another published  that same year, of the 26 RBD patients studied, 80.8 percent ended up developing Parkinson's or dementia. 

A study from 2010 found that 41 of their 43 RBD patients (95 percent) had developed a range of neurological disorders.

The majority had a progressive neurodegenerative disorder called multiple system atrophy (MSA), and a previous study in 2007 saw 100 percent of its MSA patients diagnosed with RBD.

Now, he says his study has not only supported these high percentages, but by identifying damage in the brain stem cell group as the trigger for neurological disorders, he's " taken away the correlation to show causality".

"We observed that more than 80 percent of people who suffer from REM sleep disorder eventually develop synucleinopathies [neurological disorders], such as Parkinson's Disease and Lewy bodies dementia,"he says in a press statement.

"Our research suggests sleep disorders may be an early warning sign for diseases that may appear some 15 years later in life."

While more research is needed to figure out what exactly is going on here, it's at least given us one pretty solid indication of the kinds of bad dreams we should be worrying about.

For the rest of us who don't physically act out our dreams? The Jury is still out on that.



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