Rhythmic Auditory Stimulation for Alzheimer's Disease
What You Need to Know Before You Apply
What is the purpose of this trial?
This trial investigates how Rhythmic Auditory Stimulation (RAS) can enhance walking and cognitive skills in individuals with Alzheimer's disease (AD). People with AD often struggle with walking and thinking, increasing the risk of falls. The trial aims to determine if RAS can mitigate these risks by examining brain activity and walking patterns. Participants will undergo walking tests with music, and researchers will measure improvements in brain function and walking. Suitable candidates for this trial include those living independently, able to walk short distances unaided, and capable of communicating with researchers. Individuals with significant hearing issues or medical conditions affecting walking are not eligible. As an unphased trial, this study provides a unique opportunity to explore innovative methods for improving the quality of life for those with Alzheimer's.
Will I have to stop taking my current medications?
The trial information does not specify whether you need to stop taking your current medications. It's best to discuss this with the study team or your doctor.
What prior data suggests that Rhythmic Auditory Stimulation is safe for individuals with Alzheimer's Disease?
A previous study found that 40 Hz sensory stimulation, similar to Rhythmic Auditory Stimulation (RAS), was safe and well tolerated in individuals with mild cognitive impairment and early-stage Alzheimer's disease. Another study demonstrated that RAS can improve walking and brain function, potentially reducing the risk of falls in people with Alzheimer's.
Research has also shown that movement training with musical rhythm, like RAS, activates the front part of the brain and enhances overall thinking skills. Overall, these studies suggest that RAS is generally safe and may benefit people with Alzheimer's by improving brain and movement functions.12345Why are researchers excited about this trial?
Rhythmic Auditory Stimulation (RAS) for Alzheimer's disease stands out because it offers a non-pharmacological approach to potentially improving quality of life. Unlike standard treatments like cholinesterase inhibitors and memantine, which focus on slowing cognitive decline, RAS targets motor functions and brain activity through rhythmic auditory cues. This method could enhance gait quality and stimulate cortical activity, offering a novel way to address symptoms not typically targeted by current medications. Researchers are excited about the possibility of RAS providing a complementary strategy that could improve mobility and brain function in individuals with Alzheimer's disease.
What evidence suggests that Rhythmic Auditory Stimulation is effective for Alzheimer's Disease?
Research has shown that Rhythmic Auditory Stimulation (RAS) can aid individuals with Alzheimer's Disease (AD) by enhancing brain function. One study found that moving to music can improve thinking skills by activating the brain's prefrontal cortex, crucial for planning and decision-making. Another study discovered that RAS might help older adults with dementia improve their walking style. Although some results have varied, evidence suggests that RAS could boost mental abilities, particularly in those with mild to moderate AD symptoms. This trial will examine the effects of RAS on gait quality and brain activity in individuals with and without AD. Overall, these findings suggest that RAS might be a promising method to enhance both movement and mental function in people with AD.23456
Who Is on the Research Team?
Louis N Awad, PT, DPT, PhD
Principal Investigator
Boston University
Are You a Good Fit for This Trial?
This trial is for people diagnosed with Alzheimer's disease or mild cognitive impairment who have problems with walking and thinking. Participants should be older adults able to walk, and not have other major health issues that would prevent safe participation.Inclusion Criteria
Exclusion Criteria
Timeline for a Trial Participant
Screening
Participants are screened for eligibility to participate in the trial
Single-session Assessment
Participants complete a single study visit involving overground walking assessments with and without rhythmic auditory stimulation (RAS) under varying sensorimotor conditions.
Cognitive Assessment
A standardized neuropsychological battery is administered to characterize baseline cognitive status and confirm MCI diagnosis.
Follow-up
Participants are monitored for safety and effectiveness after the single-session assessment.
What Are the Treatments Tested in This Trial?
Interventions
- Rhythmic Auditory Stimulation (RAS)
Trial Overview
The study tests whether using rhythmic sounds from a metronome (Rhythmic Auditory Stimulation) can help improve walking ability and brain function in people with Alzheimer's or mild cognitive impairment. Brain activity will also be measured during the intervention.
How Is the Trial Designed?
1
Treatment groups
Experimental Treatment
Participants will complete overground walking assessments with and without rhythmic auditory stimulation (RAS) under varying sensorimotor conditions while gait and cortical activity are measured using wearable sensors (IMUs) and portable neuroimaging (fNIRS).
Find a Clinic Near You
Who Is Running the Clinical Trial?
Boston University Charles River Campus
Lead Sponsor
National Institute on Aging (NIA)
Collaborator
Citations
Efficacy of acoustic stimulation techniques on cognitive ... - PMC
Literature suggests that even active auditory stimulation is effective in enhancing cognitive function for individuals with prodromal AD [4].
The safety and efficacy of gamma frequency auditory and ...
The meta-analysis results indicate that 40 Hz light stimulation significantly improves brain structural changes in Alzheimer's Disease (AD) ...
Long-term effects of forty-hertz auditory stimulation as a ...
7 consecutive days of 40-Hz auditory stimulation triggered a rapid and significant increase of Aβ levels by more than 200%, but no effect on ...
Long-term Training Effects of Rhythmic Auditory ...
Rhythmic Auditory Stimulation (RAS) gait training program will decrease the number of falls in persons with PD with a history for 24 weeks.
Effects of movement training based on rhythmic auditory ...
Research indicates that movement training with musical rhythm can stimulate the prefrontal cortex and enhance overall cognitive status in ...
Research progress on 40 Hz sensory stimulation for the ... - PMC
Limited human trials suggest that 40 Hz sensory stimulation is safe and well tolerated in patients with mild cognitive impairment (MCI) and early-stage AD,
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