The purpose of this research study was to examine the association of cortisol levels to exertional perception and exercise induced changes in affect during a bout of exercise.

• 近年来智慧型机器人的发展已经成为机器人学领域中最受瞩目的一个方向。智慧型机器人能够于人类生活的环境中自由的移动，并且协助人类完成许多事情。