The effect of exercise and caffeine on health and performance indicators

The effect of eight weeks of spinning training and caffeine supplementation on lipid profile, body composition and functional fitness of overweight women

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20220906055902N1

Enrollment

Registered

2023-11-01

Start date

2023-10-14

Completion date

Unknown

Last updated

2023-11-13

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

Conditions

Overweight. Obesity, unspecified - Simple obesity NOS

Interventions

Intervention 1: Intervention group: Spinning exercise + caffeine

Spinning training will be done by pedaling on special bikes for 8 weeks, 3 sessions a week, with an intensity of 40-85% of the maximum reserve heart rate, 30-40 minutes per session and with a resistan

This group will perform the same spinning exercise as the Spinning + Caffeine group. But instead of caffeine, they will use capsules containing dextrose in the amount of 5 mg/kg 60 minutes before the

This group will use capsules containing caffeine with a dose of 5 mg/kg along with a glass of water at the same hours and days as the other intervention groups.

Eligibility

Sex/Gender

Female

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Having a body mass index between 25 and 35 kg/m2

Exclusion criteria

Exclusion criteria: History of cardiovascular respiratory disease, diabetes, pregnancy and breastfeeding Taking anti-inflammatory drugs and special drugs

Design outcomes

Primary

Measure	Time frame
Lipid profile (cholesterol, triglyceride, LDL and HDL). Timepoint: Before and after the intervention. Method of measurement: Blood sampling using a diagnostic kit for cholesterol, triglycerides, LDL and HDL.	—

Secondary

Measure	Time frame
Weight. Timepoint: Before and after the intervention. Method of measurement: scales.;Body Mass Index. Timepoint: Before and after the intervention. Method of measurement: The ratio of weight to the square of height.;Waist circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Abdominal circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Hip circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Waist to hip ratio. Timepoint: Before and after the intervention. Method of measurement: Meter.;Fat percentage. Timepoint: Before and after the intervention. Method of measurement: Caliper.;Upper body strength. Timepoint: Before and after the intervention. Method of measurement: One repetition maximum chest press test.;Lower body strength. Timepoint: Before and after the intervention. Method of measurement: One repetition maximum leg press test.;Upper body muscular endurance. Timepoint: Before and after the intervention. Method of measurement: 60% of one repetition maximum chest press test, repetitions until exhaustion.;Lower body muscular endurance. Timepoint: Before and after the intervention. Method of measurement: 60% one repetition maximum leg press test, repetitions until fatigue.;Aerobic power. Timepoint: Before and after the intervention. Method of measurement: Bruce's test.;Anaerobic power. Timepoint: Before and after the intervention. Method of measurement: Sargent's jump test.;Balance. Timepoint: Before and after the intervention. Method of measurement: One leg standing test.	—

Measure

Time frame

Weight. Timepoint: Before and after the intervention. Method of measurement: scales.;Body Mass Index. Timepoint: Before and after the intervention. Method of measurement: The ratio of weight to the square of height.;Waist circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Abdominal circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Hip circumference. Timepoint: Before and after the intervention. Method of measurement: Meter.;Waist to hip ratio. Timepoint: Before and after the intervention. Method of measurement: Meter.;Fat percentage. Timepoint: Before and after the intervention. Method of measurement: Caliper.;Upper body strength. Timepoint: Before and after the intervention. Method of measurement: One repetition maximum chest press test.;Lower body strength. Timepoint: Before and after the intervention. Method of measurement: One repetition maximum leg press test.;Upper body muscular endurance. Timepoint: Before and after the intervention. Method of measurement: 60% of one repetition maximum chest press test, repetitions until exhaustion.;Lower body muscular endurance. Timepoint: Before and after the intervention. Method of measurement: 60% one repetition maximum leg press test, repetitions until fatigue.;Aerobic power. Timepoint: Before and after the intervention. Method of measurement: Bruce's test.;Anaerobic power. Timepoint: Before and after the intervention. Method of measurement: Sargent's jump test.;Balance. Timepoint: Before and after the intervention. Method of measurement: One leg standing test.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSomayeh Rajabi

Islamic Azad University

S.rajabi@iau-shahrood.ac.ir+98 23 3233 4216

Outcome results

None listed

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