Simply put, 30 minutes a day of cardiovascular exercise is quite possibly the single greatest activity that you can do to improve your mental, physical, and emotional health. If 30 minutes of cardio isn’t currently one of your daily activities, I strongly encourage you to consider adding it in as one of your nine process goals.Jason SelkThe Author of this QuoteAuthorJason SelkSt. Louis Cardinals Mental Training Director | Owner of Enhanced Performance