NASM OPT for Pectoral Enhancement and Breast Firmness

Enrolling by invitation · Not applicable

Conditions studied: Low Back Pain, Muscle Weakness, Breast Sagging

In brief

This RCT investigates a 12-week NASM OPT program targeting pectoral muscle strength, breast aesthetics (firmness, lift, chest circumference), and low back pain in 120 non-athletic women. The intervention group performed structured resistance training, while the control group engaged in general exercise. Outcomes included pectoral strength (dynamometer), aesthetic satisfaction (Likert scale), and functional performance (push-up test).

Key facts

Study ID

NCT06977919

Run by

University of Sistan and Baluchestan

People needed

120

Starts

2025-05-01

Expected to finish

2026-04-30

Last updated by the study team

2026-05-06

Who can join

Age: 20 and older, up to 45. Sex: female. Healthy volunteers: accepted.

You may qualify if…

• Non-athletic women (no exercise in prior 6 months).
• Interest in improving chest aesthetics.
• No musculoskeletal injuries.

You may not qualify if…

• Pregnancy
• Chronic illness
• Exercise contraindications

Where it is running

• Sport Sciences Department — Zahedan, Sistan and Baluchestan, Iran

Full record on ClinicalTrials.gov

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