Provided is a chest measuring device configured to be attached to and detachable from a body and capable of inducing a correct posture of a subject and at the same time, correcting an abnormal alignment of the spine by analyzing measured values of left and right chests and generating vibrating motion to a chest that needs stimulation, a scoliosis correction system enabling a subject to conveniently measure his/her spinal condition alone without the help of others by including sensors contacting left and right ribs and left and right transverse processes of lumbar vertebrae of the subject and also including a wearable internet of things (IoT) capable of detecting sensing values of muscles used to determine a spinal condition of the subject, a system for remotely diagnosing spine remotely diagnosing the spine of a patient by processing trunk movement data of the patient collected through a wearable measuring device, and a wearable measuring device enabling a subject to self-diagnose a spinal condition and correct a posture based on the result.
