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Overnight Fasting After Completion of Therapy: The OnFACT Study

Description

The purpose of this study is to test whether regularly not eating for at least 14 hours overnight ("intermittent fasting") is feasible and can improve blood sugar.

Conditions

Childhood Cancer Survivors
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Related Conditions:

Childhood Cancer Survivors

Study Overview

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Study Details

Study overview

The purpose of this study is to test whether regularly not eating for at least 14 hours overnight ("intermittent fasting") is feasible and can improve blood sugar.

Overnight Fasting After Completion of Therapy: The OnFACT Study

Overnight Fasting After Completion of Therapy: The OnFACT Study

Condition
Childhood Cancer Survivors
Intervention / Treatment

-

Contacts and Locations

New York

Memorial Sloan Kettering Cancer Center, New York, New York, United States, 10065

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

For general information about clinical research, read Learn About Studies.

Eligibility Criteria

  • * Body mass index is ≥ 18.5 kg/m\^2
  • * History of treatment for cancer or related illness diagnosed at ≤ 25 years old
  • * Off cytotoxic therapy for primary cancer ≥ 2 years
  • * Not receiving cytotoxic therapy (chemotherapy, external beam radiation therapy) at the time of study enrollment
  • * History of radiation to the chest, abdomen or total body
  • * Current age ≥18 years
  • * English-speaking
  • * Personal phone with SMS text messaging capability
  • * Willingness to wear an mHealth device, such as a FitBit, for two 7-day periods
  • * Able to perform all study requirements
  • * Use of any antidiabetic, weight loss, or appetite control medication
  • * Use of any other medication that could impact dietary intake, such as prednisone
  • * Currently fasts 12 hours or more by self-report
  • * Unable to fast due to medical reason such as pregnancy

Ages Eligible for Study

18 Years to

Sexes Eligible for Study

ALL

Accepts Healthy Volunteers

No

Collaborators and Investigators

Memorial Sloan Kettering Cancer Center,

Danielle Friedman, MD, MS, PRINCIPAL_INVESTIGATOR, Memorial Sloan Kettering Cancer Center

Study Record Dates

2026-04