The acute effect of time-restricted feeding (12 & 16 hrs) and varying exercise intensities on fat-oxidation rate

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN10076373

Enrollment

Registered

2023-10-06

Start date

2019-12-01

Completion date

Unknown

Last updated

2024-08-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Obesity Nutritional, Metabolic, Endocrine

Interventions

All study participants will provide written informed consent for voluntary participation in the study before undergoing any study-related procedures. A copy of the consent form is given to each partic

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Aged 18-65 years old 2. Attending or an employee of York University 3. Classified as normal weight (BMI=18.5-24.9), overweight (BMI=25.0-29.9) or obese class I (30.0-34.9)4. Absent of injuries that would diminish their ability to complete an exercise session 4. Having a VO2max =30 mL·kg-1·min-1, and resting blood pressure < 160/90 mmHg

Exclusion criteria

Exclusion criteria: Regular exercisers (being active for the past 3 months, more than twice a week)

Design outcomes

Primary

Measure	Time frame
Fat-oxidation rate measured using indirect calorimetry via the criterion discrete open circuit spirometry system following a 12/16 hour fast + post-physical activity intervention	—

Secondary

Measure	Time frame
Weight loss measured using body weight scale + body fat scale (BIA device) following a 12/16 hour fast + post-physical activity intervention	—

Countries

Canada

Contacts

Public ContactLoren Yavelberg

lorenyav@gmail.com+1 647 244 0639

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026