Influence of footwear on individual performance during prolonged standing

Standing is a normal posture during working in industries, some jobs even make it mandatory to stand while working. Standing is natural and itself doesn't pose a specific health risk. But standing for a very long duration has an immense share in many health complications. The aim of this study is to determine which type of footwear is healthier to wear while standing for long periods. Five physically fit participants ( ) were chosen from lthe ive industrial environment. All the five participants participated in this study without disturbing their usual work as ma achine operator. Photo-plethysmography (PPG) was used to collect continuous heart rate information from each participant. Each participant was observed for six hours each day for two consecutive days, wearing different footwear each day.  The information collected was used to calculate total energy expenditure during the experimentation period.