OBJECTIVE To investigate the determinant factors of discomfort attributed to the use of fixed orthodontic appliance and the effect on the quality of life of adolescents. MATERIAL AND METHODS Two hundred and seventy-two individuals aged between 9 and 18 years old, enrolled in public and private schools and undergoing orthodontic treatment with fixed appliance participated in this cross-section...

Using multi-objective optimization, we develop a new human performance measure for direct optimizationbased posture prediction that incorporates three key factors associated with musculoskeletal discomfort: 1) the tendency to move different segments of the body sequentially, 2) the tendency to gravitate to a comfortable neutral position, and 3) the discomfort associated with moving while joints...

Patients submitted to a trauma followed by a surgical intervention, experience pain and discomfort. Exogenous (surgical intervention, anesthesia) postoperative care, and endogenous factors, belonging to patient, especially neuro-psychological disturbances are synergic and participate together, to induce and to amplify the imbalance between oxidants/antioxidants, sustaining the appearance of oxi...