Fatmax Exercise in Menstrual Phases: Effects on Fat Metabolism & Body Composition in NWO Women

May 6, 2025 updated by: Beijing Sport University

Effects of a Fatmax Exercise Intervention During Different Menstrual Cycle Phases on Fat Metabolism and Body Composition in Normal Weight Obese Women

Effects of a Fatmax exercise intervention during different menstrual phases on fat metabolism and body composition in NWO women

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

This is a randomized clinical trial of single-blind with 3 arms (control group , follicular group and luteal group), in which a pre-treatment-posttest design has been used.

Study Type

Interventional

Enrollment (Actual)

48

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • China
      • Beijing, China
        • School of Sports Medicine and Rehabilitation, Beijing Sport University

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.

Eligibility Criteria

Ages Eligible for Study

  • Adult

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • Criteria: Inclusion Criteria:
  • Female, aged between 18 and 30 years old;
  • BMI between 18.5 and 24.9 kg/m2 with a BF% > 30% (normal weight obesity determination criteria);
  • Regular menstrual cycles for at least 3 months;
  • No use of oral contraceptives for at least 6 months before the experiment;
  • Non-smoker and non-alcohol abuser.

Exclusion Criteria:

  • The presence of CVD;
  • A diagnosis of cancer, pulmonary diseases, or other conditions that prevent participation in exercise;
  • The use of medications affecting body composition or metabolism.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Control group
Behavioral: Control group
Exercised at Fatmax intensity four times per week.
Active Comparator: follicular group
Behavioral: follicular group
Exercised at Fatmax intensity four times per week and plus three additional exercise during the late follicular phase of each cycle.
Active Comparator: luteal group
Behavioral: luteal group
Exercised at Fatmax intensity four times per week and plus three additional exercise during the mid- luteal phase of each cycle.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Lipid profile
Time Frame: 8 weeks
The changes of high-density lipoprotein cholesterol, low-density lipoprotein cholesterol, total cholesterol, and triglyceride before and after intervention.
8 weeks
Body Fat Mass
Time Frame: 8 weeks
Body fat mass (kg) will be assessed using dual-energy X-ray absorptiometry (DXA) scans. The change of body fat mass before and after intervention.
8 weeks
Percentage of Body Fat
Time Frame: 8 weeks
The change of percentage of body fat before and after intervention.
8 weeks

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Waist Circumference
Time Frame: 8 weeks
The change of waist circumference before and after intervention.
8 weeks
Hip Circumference
Time Frame: 8 weeks
The change of hip circumference before and after intervention.
8 weeks
Body Mass Index (BMI)
Time Frame: 8 weeks
Changes in Body mass index before and after Intervention. Body mass index is calculated from the formula, Weight (kg) / Height2 (m2), its unit is kg/m2.
8 weeks
Apolipoprotein A-I (g/L)
Time Frame: 8 weeks
The change in apolipoprotein A-I levels before and after the intervention.
8 weeks
Apolipoprotein B (g/L)
Time Frame: 8 weeks
The change in apolipoprotein B levels before and after the intervention.
8 weeks
Maximal Oxygen uptake (VO2max)
Time Frame: 8 weeks
Changes in Maximal Oxygen uptake before and after Intervention.
8 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Beijing Sport University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

February 23, 2023

Primary Completion (Actual)

October 30, 2023

Study Completion (Actual)

December 31, 2023

Study Registration Dates

First Submitted

April 20, 2025

First Submitted That Met QC Criteria

May 6, 2025

First Posted (Actual)

May 8, 2025

Study Record Updates

Last Update Posted (Actual)

May 8, 2025

Last Update Submitted That Met QC Criteria

May 6, 2025

Last Verified

February 1, 2023

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • EFEIDDMCPFMBCNWOW

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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