Effect of smartphone overuse on mean inspiratory pressure in healthy young adults

Procedure for measuring Mean Inspiratory Pressure :

• Subject will be in comfortable position(Crook lying, Long sitting, High sitting).
• introduce the device (Capsule sensing pressure gauge device).
• Subjects will be allowed to practice once or twice then measurement will be done.
• During measurement subject will be informed to hold the device and close the lips firmly around the mouthpiece.
• A nose clip will be applied to avoid nasal air leak and will be asked to exhale as much as possible and then to inhale maximally for >1 second against the resistance of the device.
• Strong verbal encouragement will be given during the test.
• The best of the three inspiratory efforts will be used for analysis.
• An interval between each effort should be approximately 1 minute and the mean inspiratory pressure will be recorded in the assessment sheet.