Smartphone Addiction in Relation to Trunk Position Sense, Fatigue and Insomnia in Adolescences

Smartphone Addiction in Relation to Trunk Position Sense, Fatigue and Insomnia in Adolescences

The aim of the study is to evaluate the relationship between smartphone addiction and trunk position sense, insomnia and fatigue in adolescents. Sample size will be determined after a pilot study conducted on a small sample of adolescents. Digital goniometer will be used to evaluate trunk position sense, insomnia severity index will be used to evaluate insomnia severity and fatigue will be measured by fatigue severity scale.

Inclusion Criteria:

• Adolescents with age between 17 and 18 years old.
• BMI between 16.4 and 24.8 kg/m2
• Smartphone addiction scale (short version) higher than 33
• Smartphone users of 4-5 inches screen size smartphones, weighing 140-160 grams and dimensions less than 159*79*9 mm.

Exclusion Criteria:

• Visual or hearing defects.
• Congenital abnormalities.
• Neurological abnormalities
• Musculoskeletal abnormalities