Effects of interval training on steroid hormones and psychological features in healthy adolescents

The effects of high-intensity interval training on selected steroid hormones and psychological features in healthy male adolescents: A randomized controlled trial.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR202510859534965

Enrollment

Registered

2025-10-31

Start date

2024-11-05

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Mental and Behavioural Disorders Nutritional, Metabolic, Endocrine

Interventions

HIIT

No intervention

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: - male sex - age 14 to 16 years - normal weight according to the WHO child growth standards for BMI (BMI = 85th percentile) - parental approval

Exclusion criteria

Exclusion criteria: - withdrawal of consent - non-compliance with the training program - incomplete data - current or recent (within 3 months) dietary restriction or dietary supplementation

Design outcomes

Primary

Measure	Time frame
The HIIT progrma resulted in a significant increase in VO2max, testosterone levels, and testosterone-to-cortisol ratio, and a significant decrease in stress and anxiety scores in adolescent males	—

Secondary

Measure	Time frame
Plasma cortisol showed a trend toward a decrease in the training group, which was associated with improvements in stress, anxiety, and depression.	—

Countries

Tunisia

Contacts

Public ContactAbassi Wissal

PhD researcher in High Institute of Sportand Physical Education of Kef

wissalabassi93@gmail.com0021693304684

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026