Comparison of two corrective exercise programs to improve the spine of dentists

Comparison of the Effect of National Academy of Sports Medicine (NASM)-Based Corrective Exercises with and without Hamstring Stretching on Posture and Quality of Life in Dentists with Upper Crossed Syndrome

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20260322069009N1

Enrollment

Registered

2026-05-22

Start date

2026-06-10

Completion date

Unknown

Last updated

2026-06-01

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

Conditions

Upper cross syndrome. Postural kyphosis

Interventions

Intervention 1: Intervention Group: In this group, in addition to the full implementation of the National Academy of Sports Medicine (NASM) corrective exercise protocol—which follows a specific struct

(2) Lengthening – using static stretches for sho

Eligibility

Sex/Gender

All

Age

30 Years to 40 Years

Inclusion criteria

Inclusion criteria: They must have at least 3 years of dental practice experience Body Mass Index (BMI) less than 30 Having an abnormality with a chest kyphosis angle of 42 degrees or more, a head forward angle of 45 degrees or more, or a shoulder forward angle of 52 degrees or more Medical certificate attesting to the ability to perform light to moderate physical exercises. Shortening of the hamstring muscle, based on the straight leg raise test (SLR) (less than 80 degrees)

Exclusion criteria

Exclusion criteria: Presence of acute or chronic musculoskeletal diseases that prevent exercise History of spinal or upper extremity surgery that may affect ability to exercise Receiving similar corrective interventions (such as physiotherapy or corrective exercises) in the past 6 months

Design outcomes

Primary

Measure	Time frame
Kyphosis angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The kyphosis angle is measured using a flexible ruler.;Forward head angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The forward angle of the head is done using the photogrammetry method (photographing from the side view).;The forward shoulder angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The forward shoulder angle is done using the photogrammetric method (side view photography).;Quality of Life. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: Using Short Form Health Survey questionnaire (SF-36).	—

Measure

Time frame

Kyphosis angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The kyphosis angle is measured using a flexible ruler.;Forward head angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The forward angle of the head is done using the photogrammetry method (photographing from the side view).;The forward shoulder angle. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: The forward shoulder angle is done using the photogrammetric method (side view photography).;Quality of Life. Timepoint: It is evaluated at the beginning of the research and after 8 weeks, that is, before and after the treatment. Method of measurement: Using Short Form Health Survey questionnaire (SF-36).

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactParisa Shahrzad

The University of Tehran

parisa.shahrzad1@ut.ac.ir+98 21 2241 2082

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026