🏷️ About: Looking down and playing with mobile phones is the main culprit of cervical spine diseases. Studies have shown that the burden on the neck is 12kg when the head is lowered at an angle of 15°, and the burden on the neck will increase 5kg for every increase of 15°.
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Studies have shown that the burden on the neck is 12kg when the head is lowered at an angle of 15°, and the burden on the neck will increase 5kg for every increase of 15°.
When you play with your mobile phone in spare time, the app remind you to keep a correct sitting posture.
