Miles and Colin discuss a recently published (https://www.sciencedirect.com/science/article/pii/S1755296619301632) article on exercise and mental. Along the way they discover some interesting findings including:  physically demanding work and its effect on mental wellbeing, shorter duration of exercises serve a purpose, and working out in nature can have a stronger impact on mood verse exercise alone. https://www.sciencedirect.com/science/article/pii/S1755296619301632