Protótipo para monitoramento da postura sentada

The need to use part of the house as a place of work and study hasincreased and, consequently, the time spent sitting at the computerhas increased. Therefore, an important aspect is the position inwhich the person is sitting while working or studying. Incorrectpostures can generate fatigue, discomfort and, in the long term,diseases such as varicose veins, herniated discs and even spinaldeformities. This work consists of prototyping a device to monitorthe position in which the person is sitting and to warn when theposture is incorrect. The monitoring developed is carried out in theuse of the chair back and seat of the chair. Strain gage were used tomonitor the distribution of load between the sides of the seat and,on the chair back, reflectance sensors monitor whether the chairback is being used properly.