low energy availability
Conditions
Interventions
Group 1 :Time-restricted eating from 11:00-19:00
Group 2:Continue to maintain free diet without additional intervention
Sponsors
School of Human Sports Science, Beijing Sport University
Eligibility
Sex/Gender
All
Age
18 Years to 30 Years
Inclusion criteria
Inclusion criteria: 1. Age 18-30 years old; 2. 18.5 kg/m2 <= BMI < 24.0 kg/m2; 3. Professional active athletes in dance sports; 4. Have 5 years and above training experience; 5. Have competition experience at the national level or above; 6. Have a periodic special training program with a frequency of 90 minutes twice a week (during the intervention period, do not engage in additional sports other than the training specified in the training program).
Exclusion criteria
Exclusion criteria: 1. Suffering from metabolic diseases, cardiovascular diseases, dietary diseases or related medical history; 2. Taking medicine or receiving other treatments.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Eating Attitudes Questionnaire;Body Shape Concern Questionnaire;Body mass index;Body composition;fasting insulin;triglycerides;total cholesterol;low density lipoprotein cholesterol;high-density lipoprotein cholesterol;IGF-1;Oxygen uptake per 10s;CO2 exhaled volume per 10s;heart rate per minute;metabolic equivalent;Respiratory Exchange Rate vs. Time;Maximum power of anaerobic work;Average power of anaerobic work;Relative maximum power;Relative average power;Fatigue Index;Resting carbohydrate oxidation rate;resting fat oxidation rate;Carbohydrate oxidation rate during exercise;Fat oxidation rate during exercise; | — |
Secondary
| Measure | Time frame |
|---|---|
| PSQI test;height;weight; | — |
Countries
China
Contacts
Public ContactGuo Xian
Beijing Sport University
Outcome results
None listed