Clinical trial registry record

Studying the Effects of Digital Interventions on Cognition, Wellbeing, Stress, and Sleep in Older Adults

A registered study indexed because it matched monitored longevity research terms. Registry status: Active Not Recruiting. 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 Active Not Recruiting.
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 August 24, 2026.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT06633978
Last registry update
August 24, 2026
Status
Active Not Recruiting
Phase
Phase not reported
Sponsor
University of California, San Francisco
Enrollment
90
Countries
United States
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

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

Evidence snapshot

What the source actually supports

Evidence stage
Phase not reported
Study design
NA · SINGLE GROUP · PREVENTION · NONE
Evidence population
Human clinical study registration
Participants
90
Population
ALL · 60 Years to 85 Years
Duration
2024-09-10 to 2026-08-01
Intervention
MediTrain; wrist worn multi-sensor watches; Sleep monitor
Comparator
Not reported
Outcomes measured
Mean change on the Continuous Performance Task (CPT) over time — baseline, immediate follow-up, and at a 6 month follow…; Mean change in sleep quality — baseline, immediate follow-up, and at a 6 month follow-up in a subset of participants; Mean change in measures of stress reactivity over time — baseline, immediate follow-up, and at a 6 month follow-up in a…; Mean change in Telomere length (quantified in peripheral blood cells) over time — baseline, immediate follow-up, and at…; Mean change on a distracted attention task over time — baseline, immediate follow-up, and at a 6 month follow-up in a s…; Mean change in Frontal Theta Power over time — baseline, immediate follow-up, and at a 6 month follow-up in a subset of…; Mean change in resting state networks over time — baseline, immediate follow-up, and at a 6 month follow-up in a subset…
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.

  • 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.

sleep
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