Get help now — free helplines

You can call any of these for free. You do not need a diagnosis, an appointment, or a crisis to call — questions and plain exhaustion are reasons enough.

  • Alzheimer's Association 24/7 Helpline 800-272-3900 24 hours a day, 365 days a year Free, confidential support and information for people with dementia, caregivers, families and the public. Master's-level clinicians. Also Spanish.
  • 988 Suicide & Crisis Lifeline 988 24/7 Call or text 988, or chat at 988lifeline.org. For anyone in emotional distress or a mental-health crisis, including caregivers.
  • Alzheimer's Foundation of America (AFA) Helpline 866-232-8484 9:00 am - 9:00 pm ET, seven days a week Licensed social workers providing support, info and referrals. Also text message and web chat. Text: 646-586-5283

In a medical emergency, call 911. More numbers, and what each line does, on the help page.

Each study has a usefulness score out of 100 (rubric version 4.0). Tap a score to see what makes it up.

Highest usefulness score first. Studies without a score come last.

  1. Exercise interventions in Alzheimer's disease: A systematic review and meta-analysis of randomized controlled trials

    ✓ Peer-reviewed alzhub usefulness score 80 out of 100. Ageing research reviews 2021-09-30 Prevention trials

    28 studies (total n = 1337 participants, average age 79-90 years) were included in the systematic review, of which 21 could be meta-analyzed.

  2. Electroacupuncture improves vascular cognitive impairment no dementia: A Randomized Clinical Trial

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2024-06-14 Brain scans and imaging

    EA intervention could increase the MoCA score and improve the neutral and consistency response of the STROOP test in VCIND patients (P < 0.05). fMRI functional connectivity analysis showed that, after EA, the default mode network (DMN) function of the posterior cingulate gyrus, left middle frontal gyrus, left anterior cingulate gyrus, left and right superior temporal gyrus, right insula, left precentral gyrus and other brain regions were significantly higher than that in the control group.

  3. Potentially Modifiable Risk Factors for Dementia and Mild Cognitive Impairment: An Umbrella Review and Meta-Analysis

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. Dementia and geriatric cognitive disorders 2024-02-26 Prevention and risk

    A total of 45 reviews with 212 meta-analyses were synthesized.

  4. Can a serious game-based cognitive training attenuate cognitive decline related to Alzheimer's disease? Protocol for a randomized controlled trial

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. BMC psychiatry 2022-08-12 Cognitive tests and assessment

    The present study will address several shortcomings of previous CCT studies.

  5. Vision impairment and cognitive decline among older adults: a systematic review

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. BMJ open 2022-01-06 Risk factors

    Our systematic review indicates that a majority of studies examining the vision-cognition relationship report that VI is associated with more cognitive decline, cognitive impairment or dementia among older adults.

  6. Exercise Dose and Aerobic Fitness Response in Alzheimer's Dementia: Findings from the FIT-AD Trial

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. International journal of sports medicine 2021-09-07 Prevention trials

    The purpose of this study was to examine the effects of a 6-month cycling aerobic exercise intervention on cardiorespiratory fitness and the dose-response relationship in community-dwelling older adults with mild-to-moderate Alzheimer's dementia.

  7. Influence of young adult cognitive ability and additional education on later-life cognition

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. Proceedings of the National Academy of Sciences of the United States of America 2019-01-22 Risk factors

    How and when education improves cognitive capacity is an issue of profound societal importance.

  8. Effects of Resistance Exercise Training on Cognitive Function and Physical Performance in Cognitive Frailty: A Randomized Controlled Trial

    ✓ Peer-reviewed alzhub usefulness score 79 out of 100. The journal of nutrition, health & aging 2018-01-01 Digital health tools

    Our findings indicate that high-speed resistance exercise training approaches are effective in improving cognitive function and physical performance in older adults with cognitive frailty.

  9. A clustering approach based on neuropsychological testing to detect early signs of probable MCI among community-dwelling older adults

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Frontiers in aging neuroscience 2026-07-09 Clinical trials

    Individuals with cognitive profiles consistent with probable executive MCI were identified using simple assessments of global cognition, memory and executive functions in a community-dwelling older population.

  10. Effectiveness of non-pharmacological therapies on cognitive function in patients with dementia-A network meta-analysis of randomized controlled trials

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Frontiers in aging neuroscience 2023-03-02 Cognitive tests and assessment

    In this study, NPTs have excellent potential to improve cognition in people with dementia, and PBM may have more significant benefits in improving cognition than the other four NPTs.

  11. Effects of Regular and Long-Acting Insulin on Cognition and Alzheimer's Disease Biomarkers: A Pilot Clinical Trial

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Journal of Alzheimer's disease : JAD 2017-01-01 Clinical trials

    Future research is warranted to examine the mechanistic basis of treatment differences, and to further assess the efficacy and safety of intranasal insulin.

  12. Sleep, Cognitive impairment, and Alzheimer's disease: A Systematic Review and Meta-Analysis

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Sleep 2017-01-01 Risk factors

    Study objectives Mounting evidence implicates disturbed sleep or lack of sleep as one of the risk factors for Alzheimer's disease (AD), but the extent of the risk is uncertain.

  13. The hubs of the human connectome are generally implicated in the anatomy of brain disorders

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Brain : a journal of neurology 2014-06-19 Brain scans and imaging

    Brain networks or 'connectomes' include a minority of highly connected hub nodes that are functionally valuable, because their topological centrality supports integrative processing and adaptive behaviours.

  14. Meta-analysis of amyloid-cognition relations in cognitively normal older adults

    ✓ Peer-reviewed alzhub usefulness score 78 out of 100. Neurology 2013-04-01 Brain scans and imaging

    Based on this meta-analytic survey of the literature, increased amyloid burden has small but nontrivial associations with specific domains of cognitive performance in individuals who are currently cognitively normal.

  15. The effect of tablet-based multimodal training on cognitive functioning in Alzheimer's disease: A randomized controlled trial

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. PloS one 2025-08-13 Cognitive tests and assessment

    Over six months, the intervention group showed a stable global cognitive function score (Mini Mental Status Examination), whereas the control group showed a cognitive decline (ANCOVA-interaction: F1, 14 = 5.083, p = .041; controlled for disease duration and education).

  16. Sleep disorders increase the risk of dementia, Alzheimer's disease, and cognitive decline: a meta-analysis

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. GeroScience 2025-04-11 Risk factors

    Sleep disorders, particularly insomnia and obstructive sleep apnea, are increasingly implicated as significant contributors to cognitive decline, dementia, and neurodegenerative diseases such as Alzheimer's disease (AD) and vascular cognitive impairment and dementia (VCID).

  17. The cohort study revealed that persistent HI significantly increased the risk of heart disease (P < 0.001, HR 1.63, 95% CI 1.31-2.03), stroke (P 0.004, HR 1.59, 95% CI 1.16-2.18), chronic lung disease (P 0.002, HR 1.53, 95% CI 1.17-1.99), and emotional, nervous, or psychiatric problems (P 0.016, HR 2.03, 95% CI 1.14-3.60).

  18. Hidden dangers: Does multisensory impairments accompanying visual impairment increase dementia risk

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. Journal of psychiatric research 2024-04-23 Risk factors

    Subjects experiencing multisensory impairments concurrent with visual impairment demonstrated a negative association with cognitive function.

  19. Effect of computerized cognitive training on mood, cognition, and serum brain-derived neurotrophic factor level in late-life depression - a pilot randomized controlled trial

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. Frontiers in psychiatry 2024-01-17 Cognitive tests and assessment

    Our sample had a mean age of 66.8 (SD = 5.3) years, a mean HAM-D score of 19.4 (SD = 7.5), and a mean PHQ-9 score of 18.0 (SD = 6.3).

  20. Virtual Reality-Based Cognitive Stimulation on People with Mild to Moderate Dementia due to Alzheimer's Disease: A Pilot Randomized Controlled Trial

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. International journal of environmental research and public health 2021-05-16 Cognitive tests and assessment

    The use of ecologically oriented approaches with virtual reality (VR) depicting instrumental activities of daily living (IADL) is a promising approach for interventions on acquired brain injuries.

  21. Sleep Disorders and Cognitive Dysfunctions in Parkinson's Disease: A Meta-Analytic Study

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. Neuropsychology review 2021-03-29 Risk factors

    A relationship between sleep disorders and cognitive dysfunctions was reported in Parkinson's Disease (PD), however, some studies did not confirm the link.

  22. Optical coherence tomography in mild cognitive impairment - Systematic review and meta-analysis

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. Clinical neurology and neurosurgery 2020-06-22 Brain scans and imaging

    Thinning of retinal layers, measured using optical coherence tomography (OCT), is associated with some neurodegenerative disorders such as established Alzheimer's disease and multiple sclerosis.

  23. Exercise for Individuals with Lewy Body Dementia: A Systematic Review

    ✓ Peer-reviewed alzhub usefulness score 77 out of 100. PloS one 2016-06-03 Prevention trials

    111,485 articles were initially retrieved; 288 full articles were reviewed and 89.6% subsequently deemed ineligible due to exclusion of participants with co-existence of dementia and Parkinsonism.

  24. Reliability and Validity of Smartphone Cognitive Testing for Frontotemporal Lobar Degeneration

    ✓ Peer-reviewed alzhub usefulness score 76 out of 100. JAMA network open 2024-04-01 Cognitive tests and assessment

    The findings of this cohort study suggest that smartphones could offer a feasible, reliable, valid, and scalable solution for remote evaluations of FTLD and may improve early detection.

  25. Efficacy of the Ubiquitous Spaced Retrieval-based Memory Advancement and Rehabilitation Training (USMART) program among patients with mild cognitive impairment: a randomized controlled crossover trial

    ✓ Peer-reviewed alzhub usefulness score 76 out of 100. Alzheimer's research & therapy 2017-06-06 Cognitive tests and assessment

    The 4-week USMART modestly improved information retrieval in older people with MCI, and was well accepted with minimal technical support.

From across this topic

10 of the 1,533 studies in this topic, picked by a fixed rule (a hash of each study's address), not by score or date; each page of this list shows a different 10. The same 10 appear here every time.

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