we will assess the effects of tow types of packs in different weights on healthy male schoolchildren'
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: male 8 - 12 years old right hand and foot dominancy absence of a ban on carrying loads and packs
Exclusion criteria
Exclusion criteria: no pain and injury for recent 6 month no history of chronic disease no postural and gait abnormality no obesity (BMI over 30) no drug intake no history of surgery absence of severe vision and hearing problem no fever and caffeine before test
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| safest kind of pack (commercial backpack against modified wearable pack) The measurements would be completed in coming month | — |
Secondary
| Measure | Time frame |
|---|---|
| safest percent of packs' weight best position of pack on back (low or middle back) | — |
Countries
Asia(except Japan)
Contacts
University of Tehran Department of sports injuries and corrective exercises, faculty of physical education and sports sci