The impact of exercise time on sleep and weight loss outcomes in obese adults

Status

Recruiting

Phases

Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2300072185

Enrollment

Unknown

Registered

2023-06-06

Start date

2023-06-06

Completion date

Unknown

Last updated

2023-06-12

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

Conditions

Obesity

Interventions

Early exercise group

:Exercise time: 8:00~10:30

15:00~16:30

Late exercise group:Exercise time: 15:00~16:30

18:00~20:30

Eligibility

Sex/Gender

All

Age

18 Years to 39 Years

Inclusion criteria

Inclusion criteria: ? Age 18-39 years old; ?BMI=28.0kg/m2; ? Not taking weight loss pills, hormones, or drugs that affect glucose and lipid metabolism in the past month; ? Through health screening, there are no contraindications to exercise; ? No other weight loss programs currently participating; ? Obesity not caused by certain diseases and drug factors; ? Voluntary participation in the experiment;

Exclusion criteria

Exclusion criteria: Does not meet inclusion criteria

Design outcomes

Primary

Measure	Time frame
melatonin;Total cholesterol;Low density lipoprotein cholesterol;High-density lipoprotein cholesterol;triglyceride;free fatty acids;insulin;MEQ-SA;PSQI;Objective sleep status;BMI;waist to hip ratio;Skeletal muscle mass;Body fat percentage;visceral fat;	—

Countries

China

Contacts

Public ContactGuo Yin

School of Physical Education, Hunan Normal University

yinguo88@hunnu.edu.cn+86 138 7595 9060

Outcome results

None listed

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