NCT06623747

Brief Summary

This research project will determine how restricting Calories to lose weight affects your ability to recover between weightlifting exercise sessions.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
8

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Jul 2024

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

July 19, 2024

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

September 24, 2024

Completed
8 days until next milestone

First Posted

Study publicly available on registry

October 2, 2024

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 20, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 20, 2024

Completed
Last Updated

February 12, 2026

Status Verified

October 1, 2025

Enrollment Period

5 months

First QC Date

September 24, 2024

Last Update Submit

February 10, 2026

Conditions

Resistance Exercise

Outcome Measures

Primary Outcomes (4)

  • Vertical Jump Performance

    At enrollment (baseline), wait 1-2 weeks, before and after first 2-day condition, wait 1-2 weeks, before and after second 2-day condition

  • Knee Extension and Flexion Repetitions to Failure

    At enrollment (baseline), wait 1-2 weeks, before and after first 2-day condition, wait 1-2 weeks, before and after second 2-day condition

  • Bench Press One-Repetition Maximum

    At enrollment (baseline), wait 1-2 weeks, before and after first 2-day condition, wait 1-2 weeks, before and after second 2-day condition

  • Peak Knee Extension and Flexion Torques

    At enrollment (baseline), wait 1-2 weeks, before and after first 2-day condition, wait 1-2 weeks, before and after second 2-day condition

Study Arms (2)

CONTROL

ACTIVE COMPARATOR
Behavioral: Diet

LOW ENERGY AVAILABILITY

EXPERIMENTAL
Behavioral: Diet

Interventions

DietBEHAVIORAL

15 kcal per kg fat-free mass

LOW ENERGY AVAILABILITY

Eligibility Criteria

Age18 Years - 30 Years
Sexmale
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • years of resistance training experience

You may not qualify if:

  • + American College of Sports Medicine sign(s) or symptom(s) of cardiovascular, metabolic or renal disease(s)
  • musculoskeletal disorder(s)
  • lactose intolerance; soy or dairy allergies

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

South Dakota State University

Brookings, South Dakota, 57006, United States

Location

MeSH Terms

Interventions

Diet

Intervention Hierarchy (Ancestors)

Nutritional Physiological PhenomenaDiet, Food, and NutritionPhysiological Phenomena

Study Officials

  • Chaise A Murphy, Ph.D.

    South Dakota State University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
OTHER
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Assistant Professor of Exercise Science

Study Record Dates

First Submitted

September 24, 2024

First Posted

October 2, 2024

Study Start

July 19, 2024

Primary Completion

December 20, 2024

Study Completion

December 20, 2024

Last Updated

February 12, 2026

Record last verified: 2025-10

Data Sharing

IPD Sharing
Will not share

As of right now, I have no collaborators to share the data with.

Locations

US(1)