Clinical trial registry record

Impact of Nutrition, Sleep, and Physical Activity on Intellectual Function and Muscle Mass in Older Adults

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Completed.
Evidence
Registered phase not reported study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated April 16, 2026.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT06135740
Last registry update
April 16, 2026
Status
Completed
Phase
Phase not reported
Sponsor
Tokyo University
Enrollment
355
Countries
Japan
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
RANDOMIZED · PARALLEL · PREVENTION · SINGLE
Evidence population
Human clinical study registration
Participants
355
Population
ALL · 65 Years to 92 Years
Duration
2023-11-08 to 2025-07-31
Intervention
Fitbit wearing, with notification for sleep, activity and nutrition based fitbit data; Routine care
Comparator
Intervention
Outcomes measured
Executive function — 0 - 6 months; General Cognition — 0 - 6 months; Muscle mass — 0 - 6 months; Amount of exercise — 0 - 6 months; Amount of sleep — 0 - 6 months
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · Phase not reportedA trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Exercise · 100%Title contains controlled term: physical activity. Abstract contains controlled term: physical activity. Title supplies longevity context: older adult. Study type is explicitly identified as INTERVENTIONAL.
  • Sleep · 100%Title contains controlled term: sleep. Abstract contains controlled term: sleep. Source terminology contains: sleep. Title supplies longevity context: older adult. Study type is explicitly identified as INTERVENTIONAL.

Automated source check 100% · update recency 100%. These figures help sort records; they are not medical ratings.

exercisesleep
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