My 100 Days Challenge: Understand Human Anatomy and Exercise Science Day 79: Stretching. Welcome to Day 79 of my 100 Days Challenge! For those who are new, this challenge is all about educating people and helping them understand the fascinating world of body and exercise science . Each day, I dive into a different aspect of our amazing bodies in connection with fitness, shedding light on how they function and how we can take better care of them. Today, we’re focusing on Stretching. Stretc...