The characteristics of a team would greatly affect one's character. There are positive traits that one could acquire such as being adaptable, having a vision, enthusiastic, committed, communication and selfless. With this then the most one that can affect one's character development would be how one can interact with different kinds of people.
It needs atleast 20 minutes a day in order to have an effective cardio exercise. If you really wanted to have a good cardio exercise that will benefit you and have a good health and healthy lifestyle, then you have to spare your 20 minutes a day.