Precision rehabilitation, from foundational concepts to contemporary perspectives: a mixed-methods scoping review

 For stroke this requires:

1. An objective damage diagnosis, a 3d rendering of dead and damaged gray and white matter. mRS and the Berthel Index ARE NOT DAMAGE DIAGNOSES, they do not give you the 3d location of your dead and damaged neurons. All problems relate to those damaged or dead neurons so if you don't know what you are dealing with you CAN'T FIX ANYTHING WITH PRECISION!
2. EXACT REHAB PROTOCOLS; numbers and movement or thought patterns.

Don't worry, nothing will occur, your stroke medical 'professionals' haven't done any thinking since entering medical school.

Precision rehabilitation, from foundational concepts to contemporary perspectives: a mixed-methods scoping review

• Annie Pouliot-Laforte,
• Évemie Dubé,
• Dahlia Kairy &
• Danielle E. Levac 

We’re sharing this article early to provide faster access to peer-reviewed, accepted research. It is citable and carries a permanent DOI. This version is subject to further edits and will be replaced automatically by the final Version of Record. All legal disclaimers apply.

Abstract

Background

Precision health approaches aim to predict, deliver and optimize the right intervention, at the right time, for the right person. While precision medicine is well-established, its application in rehabilitation remains nascent. This study aimed to (1) Map foundational concepts of precision rehabilitation by describing the extent, scope and nature of the literature, identifying similarities and differences with precision medicine, and describing the role of technologies and artificial intelligence (AI); (2) Describe knowledge users’ perspectives on precision rehabilitation; and (3) Integrate quantitative and qualitative results to develop a working definition of precision rehabilitation.

Methods

A convergent mixed-methods design was used to conduct a scoping review with a qualitative consultation phase. The scoping review followed Johanna Briggs Institute methodological recommendations and PRISMA-ScR reporting guidelines. Five databases were searched for adjacent keywords ‘precision’ AND ‘rehabilitation’. Data were extracted and analyzed descriptively and thematically. In parallel, individual interviews were conducted with knowledge users at three North American rehabilitation centers. Transcripts were analyzed using deductive content analysis. Mixed method integration synthesized and contrasted literature-derived and knowledge users-derived insights.

Results

Forty-nine articles met inclusion criteria; 26 (53%) were primary research studies, while 23 (47%) were non-empirical publications. Amongst research studies, 14 (54%) involved technology use, while 5 (19%) used AI. Seven (14%) articles included a definition of precision medicine, while 22 (45%) included a definition of precision rehabilitation. Interviews with 16 knowledge users highlighted that personalization is uniquely expressed in precision rehabilitation as compared to medicine and identified rehabilitation-specific facilitators and barriers to precision approaches. Data integration confirmed that a focus on function differentiates precision approaches in rehabilitation from medicine, clarified rehabilitation-specific logistical barriers to technology-enabled data collection in precision approaches, and attributed limited AI use to concerns about predictions based solely on data that excludes psychosocial factors and population heterogeneity.

Conclusions

Results indicate greater similarities than differences between precision approaches in rehabilitation and medicine, while highlighting rehabilitation’s emphasis on personalization, function and participation. Findings identify key barriers and facilitators and support a proposed definition of precision rehabilitation for further refinement through peer consensus to accompany advances in research and clinical practice.

Effects of acute and long-term exercise modalities and doses on brain-derived neurotrophic factor in patients with stroke: a Bayesian network meta-analysis

 Absolutely fucking useless. No mention of actual recovery results! 

CAN'T ANYONE IN STROKE THINK AT ALL?

Effects of acute and long-term exercise modalities and doses on brain-derived neurotrophic factor in patients with stroke: a Bayesian network meta-analysis

• H

  Hao Yang 1

• Y

  Yan Rao 2

• 

  Lijun Chen 3*

• 1. Department of Physical Education, Tongji University, Shanghai, China

• 2. Shanghai Normal University Tianhua College, Shanghai, China

Abstract

Objective: 

To systematically evaluate the effects of exercise interventions on brain-derived neurotrophic factor (BDNF) in patients with stroke, and to examine the dose–response relationships associated with acute and long-term exercise.

Methods: 

PubMed, Embase, Web of Science, the Cochrane Library, and APA PsycINFO were searched for studies of exercise interventions in patients with stroke that reported BDNF outcomes. Risk of bias was assessed using RoB 2.0 and ROBINS-I. A network dose–response meta-regression was conducted within a Bayesian random-effects framework.

Results: 

Twenty-three studies involving 903 participants were included, comprising 14 randomized controlled trials, 8 non-randomized studies, and 1 randomized crossover trial. Acute overall exercise showed a modest positive trend at lower dose levels; however, at a dose of 250 METs⋅min/week, the 95% credible interval included zero, indicating substantial uncertainty regarding whether a single bout of low-dose exercise produces a reliable increase in BDNF. For long-term overall exercise, posterior estimates generally favored a positive BDNF response as dose increased. The 95% credible interval first no longer included zero at 1300 METs⋅min/week, and estimates at 1700, 2000, 2300, and 2700 METs⋅min/week remained compatible with positive effects. However, these findings should be interpreted cautiously because the evidence base was limited and precision varied across dose levels. Clear differences were also observed across long-term exercise modalities. Multicomponent exercise showed the most favorable directional pattern across the 1700–2700 METs⋅min/week range, although several estimates were imprecise and the apparent advantage of this modality should be regarded as exploratory. By contrast, walking, cycling, and exercise combined with cognitive training all showed positive directional trends, but the 95% credible intervals included zero across dose levels, indicating substantial uncertainty regarding these modality-specific effects.

Conclusion: 

The effects of exercise on BDNF in patients with stroke are jointly shaped by intervention duration, dose level, and exercise modality. Compared with acute exercise, long-term exercise at moderate-to-high doses, particularly multicomponent exercise, may be associated with a more favorable BDNF response. However, because the certainty of evidence was mostly moderate to low or very low and publication bias was detected, these findings should be considered preliminary and hypothesis-generating rather than definitive exercise prescription recommendations.

Systematic review registration:

https://www.crd.york.ac.uk/PROSPERO/view/CRD420261350793, identifier CRD420261350793.

Correlations of systemic immune-inflammation index and systemic inflammation response index with the risk for early-onset post-stroke depression in patients with minor stroke: a prospective observational study

 

Why are you researching depression rather than preventing it with EXACT 100% RECOVERY PROTOCOLS?  Oh, you've done NO thinking about the proper solution to stroke, have you? My god, everyone in stroke  must not have any functioning brain cells at all!

Correlations of systemic immune-inflammation index and systemic inflammation response index with the risk for early-onset post-stroke depression in patients with minor stroke: a prospective observational study

• W

  Wei Zhao 1†

• 

  Mingzhu Deng 2†

• 

  Zhen Wang 1

• 

  Guohua He 1

• 

  Wei Xu 1

• T

  Tieqiao Feng 1

• J

  Jian Peng 1

• 

  Kangping Song 1

• L

  Ling Xiao 1*

• 

  Fangyi Li 1*

• 1. Department of Neurology, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, Hunan, China

• 2. Department of Neurology, The Second People’s Hospital of Hunan Province (Brain Hospital of Hunan Province), Changsha, Hunan, China

Abstract

Background: 

Inflammation plays a pivotal role in the pathophysiology of post-stroke depression (PSD). However, the relationship between novel systemic inflammatory indices-the systemic immune-inflammation index (SII) and systemic inflammation response index (SIRI)-and early-onset PSD remains inadequately explored.

Methods: 

Early-onset PSD was diagnosed 2 weeks after acute ischemic stroke (AIS). Depression severity was assessed using the 17-item Hamilton Depression Rating Scale (HAMD-17); patients with scores ≥7 were classified into the early-onset PSD group. Spearman rank correlation analysis was performed to evaluate associations of SII and SIRI with HAMD-17 scores across all participants. Binary logistic regression was used to examine the independent associations of SII and SIRI with early-onset PSD. Receiver operating characteristic (ROC) analysis was employed to assess the SII and SIRI capacity to differentiate early-onset PSD.

Results: 

Of the 1,113 prospectively enrolled patients, 372 (33.42%) were diagnosed with early-onset PSD. HAMD-17 scores showed significant positive correlations with SII (r = 0.440, p < 0.001) and SIRI (r = 0.418, p < 0.001). Both SII (OR = 1.762, 95% CI: 1.261–1.946, p < 0.001) and SIRI (OR = 1.672, 95% CI: 1.348–1.932, p = 0.004) emerged as independent predictors of early-onset PSD. The areas under the curve (AUC) for SII, SIRI, and their combination were 0.767, 0.718, and 0.807, respectively.

Conclusion: 

SII and SIRI may serve as independent risk factors for early-onset PSD. These indices offer potential utility for risk stratification and could inform prevention strategies and prognosis management in this patient population.

Blood-activating, depression-relieving formula alleviates post-stroke depression: mechanistic insights from network pharmacology and microglial validation

 Why are you researching depression rather than preventing it with EXACT 100% RECOVERY PROTOCOLS?  Oh, you've done NO thinking about the proper solution to stroke, have you? My god, everyone in stroke  must not have any functioning brain cells at all!

Blood-activating, depression-relieving formula alleviates post-stroke depression: mechanistic insights from network pharmacology and microglial validation

• N

  Na Zhao

• L

  Lumi Zhang

• W

  Wei Li

• Y

  Yiru Wang

• Z

  Zhengyu Zhu

• 

  Zhimin Wu *

• Department of Neurology, Wenzhou TCM Hospital of Zhejiang Chinese Medical University, Zhejiang, China

Abstract

Introduction: 

Post-stroke depression (PSD) is common and disabling, yet mechanism-based, multi-target therapies that jointly curb neuroinflammation and support cell survival are scarce. We evaluated a Blood-Activating, Depression-Relieving (BADR) herbal formula for effects on PSD-relevant molecular hubs and microglial phenotypes.

Methods: 

BADR constituents from Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform were standardised and mapped to human protein targets. Target-disease interaction networks were assembled in Search Tool for the Retrieval of Interacting Genes/Proteins, clustered with Molecular Complex Detection, and functionally annotated via Kyoto Encyclopedia of Genes and Genomes Orthology-Based Annotation System (KEGG/GO). For experimental validation, BV2 microglia were activated with lipopolysaccharide (LPS; 24 h) and co-treated with BADR within a pre-established non-cytotoxic range; dexamethasone (1 μM) served as comparator. Outcomes included cytokines (IL-1β, TNF-α, IL-6; enzyme-linked immunosorbent assay), expression of selected nodes (EGFR, STAT3, JUN, PIK3CA, BCL2; quantitative real-time polymerase chain reaction/western blot), viability (Cell Counting Kit-8), and apoptosis (flow cytometry).

Results: 

Network analysis highlighted two dense modules enriched for PI3K-AKT, JAK–STAT, and neuroactive-ligand signaling. Hubs included EGFR, AKT1, STAT3, JUN, PIK3CA, and BCL2, with EGFR, STAT3, PIK3CA, JUN, and BCL2 prioritised for cellular validation based on topology, pathway relevance, and compound-target connectivity. In BV2 cells, BADR attenuated LPS-induced IL-1β, TNF-α, and IL-6 surges, improved viability, and reduced total apoptosis, with directionally comparable effects to dexamethasone. Mechanistically, BADR down-regulated EGFR/JUN/STAT3/PIK3CA and restored BCL2 at transcript and protein levels.

Conclusion: 

By converging network-level predictions with microglial phenotyping, the formula exerts coordinated anti-inflammatory and pro-survival effects centred on the EGFR-STAT3-PI3K nodes in a PSD-relevant context. These data provide a mechanistic rationale for further phosphorylation-level and in vivo validation toward multi-target PSD therapeutics.

More at link.

Scientists expected one result from alcohol and Alzheimer’s—they found another

 I couldn't tell if this was a good thing or not and there is no point in asking a doctor.

Scientists expected one result from alcohol and Alzheimer’s—they found another

Alcohol may not affect the Alzheimer’s-damaged brain in one single way—instead, its impact appears to depend on which type of brain change is already present, according to new research from Texas A&M University.

The findings complicate the widely held assumption that alcohol simply worsens Alzheimer’s-related decline across the board. Instead, the study found that alcohol interacted with two of the disease’s hallmark features—amyloid-beta plaques and tau tangles—in opposite ways.

Two Proteins, Two Different Reactions

Alzheimer’s disease is marked by two main types of abnormal protein buildup in the brain: amyloid-beta, which forms sticky plaques between brain cells, and tau, which forms tangles inside them. Scientists have long studied both, but rarely examined how alcohol interacts with each separately.

The research team set out to do exactly that. They focused on the corticostriatal circuit, a brain pathway that helps control decision-making and behavioral flexibility—the ability to adjust behavior when circumstances change. This function is often impaired in both addiction and Alzheimer’s disease.

Using animal models representing amyloid-beta pathology and tau pathology separately, the researchers tracked how chronic alcohol exposure changed communication within this circuit.

An Unexpected Reversal

Scientists initially expected alcohol to push each model further in the direction its existing pathology was already headed. Amyloid-beta pathology is typically linked to abnormal increases in brain cell activity, while tau pathology is usually linked to reduced communication between cells. The researchers therefore predicted alcohol would increase circuit activity in the amyloid-beta model and decrease it in the tau model.

Instead, they found the opposite. In animals with amyloid-beta pathology, alcohol reduced communication in the corticostriatal circuit. In animals with tau pathology, alcohol increased it. The same substance produced reversed effects depending on which type of pathology was present.

“The key point for non-experts is not that our study proves alcohol causes Alzheimer’s disease,” the researchers told Newsweek, in a joint statement. “Rather, it suggests that alcohol can meaningfully affect vulnerable brain circuits, and that those effects depend on which Alzheimer’s-related changes are already present. People who are concerned about their brain health or Alzheimer’s risk may wish to be cautious about alcohol and follow their doctor’s advice.

(This will be your doctor's advice; NO thinking required! 

Safest level of alcohol consumption is none, worldwide study shows)

“More broadly, our findings raise new questions about how alcohol, Alzheimer’s-related brain changes, and the brain’s immune responses influence one another—and how alcohol might shape brain-circuit function and the progression of the disease.”

Why It Matters

The findings add to growing evidence that Alzheimer’s disease is not one uniform condition. Differences in disease stage, the specific pathology involved, genetics and lifestyle factors may all shape how a person’s brain responds to outside influences such as alcohol.

That distinction could eventually matter for how doctors think about risk. A blanket warning about alcohol and dementia may be too simple, the researchers suggest, if the underlying brain pathology changes how alcohol acts on neural circuits in the first place.

Dr. Amy Swift, psychiatrist and deputy chief medical officer at Silver Hill Hospital, told Newsweek: “Integrating these nuanced insights into clinical decision-making may be particularly valuable for patients who continue to struggle with alcohol use after receiving a diagnosis of Alzheimer’s disease and related dementia. As our understanding of the underlying mechanisms evolves, treatment approaches should likewise adapt to reflect these biological and phenotypic differences, ultimately supporting more individualized, evidence-informed patient care.”

Reference

Huang, Y., Xie, X., Huang, Z., Gangal, H., Chen, R., Wang, X., Li, J., Wang, J. (2026). Chronic alcohol exposure produces pathology-dependent corticostriatal circuit remodeling in Aβ- and tau-based mouse models of Alzheimer’s disease. Neuropharmacology. Chronic alcohol exposure produces pathology-dependent corticostriatal circuit remodeling in Aβ- and tau-based mouse models of Alzheimer’s disease – ScienceDirect

Contact Newsweek editors on this story: Kara Dolman and Emma Lee-Sang

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Want to lower your dementia risk? Make this surprising appointment, according to a new study

 For stroke survivors the much better option is to PREVENT DEPRESSION AND DEMENTIA BY HAVING EXACT 100% RECOVERY PRROTOCOLS! Can't you people think properly?

Want to lower your dementia risk? Make this surprising appointment, according to a new study

Let's break down the research.

Reviewed by Dietitian Alyssa Pike, RDN

Key Points

• A study finds that adverse experiences in life are associated with higher dementia risk. (OH, like mine? stroke age 50, fired age 56, divorced age 58! I'm happier than hell and will never get dementia! I haven't been depressed a day in my life!)
• Depression appears to play a significant mediating role in the connection to dementia.
• Addressing mental health through therapy and trauma support may help reduce dementia risk.

When you think about protecting your brain health as you age, you probably consider things like crossword puzzles, a Mediterranean diet or regular exercise. But new research suggests there's another powerful—and often overlooked—factor that could influence your dementia risk: your mental health history and past traumatic experiences.

Dementia affects millions of people worldwide, and that number is only expected to grow. In the U.S. alone, the prevalence of dementia is projected to rise to 88 million by 2050, making it a leading cause of disability and death among older adults. While we know that factors like heart health and lifestyle habits play a role in brain aging, scientists are increasingly interested in how psychological stress across your lifetime might affect your cognitive future.

Researchers from China wanted to explore whether difficult experiences in childhood and adulthood—and the depression that often follows—might be connected to dementia and stroke risk later in life. They analyzed data from a large, long-term study of Chinese adults and published their findings in JAMA Network Open. What they discovered could change how we think about brain health prevention—and it starts with taking your mental health seriously.

Related video: Challenging your brain helps keep it healthy. Here's how to do it (The Associated Press)How Was This Study Conducted?

The researchers used data from the China Health and Retirement Longitudinal Study, a nationally representative study that tracks the health of Chinese adults aged 45 and older. For this analysis, they followed 11,601 participants for nearly five years on average.

The team assessed two types of difficult life experiences. Adverse childhood experiences (ACEs) included 12 indicators of trauma that occurred during childhood, such as household dysfunction, family death or disability and social difficulties. Adverse adulthood experiences (AAEs) covered five types of adult trauma, including the death of a child, lifetime discrimination, being confined to bed, being hospitalized for a month or longer and leaving a job due to health problems.

Participants were categorized based on how many adverse experiences they reported in each category. The researchers also assessed depression using a standardized questionnaire. They then tracked who developed dementia or had a stroke during the follow-up period, while accounting for other factors like age, sex, education, smoking, drinking, sleep, diabetes and heart disease.

What Did the Study Find?

The results revealed some striking connections between life stress and brain health. Both childhood and adult adverse experiences were significantly linked to higher dementia risk. Specifically, each additional adverse childhood experience was associated with an 11% higher risk of developing dementia, while each additional adverse adulthood experience was linked to a 23% higher risk.

The findings were even more dramatic when researchers looked at people with multiple adverse experiences. Those who reported four or more childhood adverse experiences had a 64% higher risk of dementia compared to those with none. And people with four or more adult adverse experiences had a 141% higher risk(Well, I only had three. In childhood my brother died when I was nine.)

Perhaps most notably, people who experienced high levels of trauma in both childhood and adulthood faced the greatest risk—a 228% higher chance of developing dementia compared to those with low exposure in both life stages.

Here's where therapy comes into the picture: depression appears to be a key pathway connecting these adverse experiences to brain health outcomes. The researchers found that depression mediated about 34% of the link between childhood trauma and dementia, and about 21% of the connection between adult trauma and dementia.

The study does have some limitations worth noting. The diagnosis of dementia wasn't made by neurologists but rather through cognitive assessments and self-reported diagnoses. Information about adverse experiences relied on participants' memories, which could introduce some recall bias. And because this was an observational study, the researchers can't definitively say that adverse experiences cause dementia—only that they're associated with higher risk.

How Does This Apply to Real Life?

These findings suggest that protecting your brain health isn't just about physical factors—your emotional well-being matters too. The good news is that unlike your past experiences, depression is something you can address right now. There are even some steps you can take to lower your dementia risk bit by bit.

Here are some steps you might consider:

• Prioritize your mental health. If you've experienced trauma or are struggling with depression, consider making an appointment with a therapist or counselor. Since depression appears to be a significant pathway between adverse experiences and dementia risk, treating it could potentially help protect your brain.
• Build a support system. Strong social connections can help buffer the effects of stress and support mental health, and they can actually lower dementia risk as you get older. Stay connected with friends, family or community groups.
• Try eating the MIND diet. If you’re especially concerned about your dementia risk, eating brain-healthy foods and an overall balanced diet can help. The MIND diet is a version of the Mediterranean diet that has been modified to include principles of the heart-healthy DASH diet. Some of our favorite MIND diet recipes are included in this simple week of meals for a healthy brain.
• Get active. If you’re not already exercising, it’s OK to start small. Moving your body more often—whether that means going for a swim, taking a walk in the neighborhood or dancing around the kitchen—can help lower your dementia risk. 

Our Expert Take

A new study in JAMA Network Open found that adverse experiences throughout life—from childhood trauma to adult hardships—are associated with increased dementia and stroke risk, with depression playing a significant mediating role. The findings highlight an often-overlooked aspect of brain health: your mental and emotional well-being. While you can't change your past, addressing depression and seeking support for trauma through therapy may help protect your cognitive health as you age. If you've experienced significant life stressors or are struggling with depression, consider talking to a mental health professional—it could be one of the most important appointments you make for your brain.

Read the original article on EatingWell