More capillaries means more places for nutrients to pass out of the blood into cells Helps blood vessels retain their flexibility tends to keep blood pressure lower Enhances both the clotting and the anti clotting mechanisms After exercise blood clots faster, and almost contradictorily, blood also unclots faster results in reduced risk of Atherosclerosis A substance called plasminogen is converted into plasmin to help dissolve clots.
Fit people produce more tPA than unfit people.
This results in the ability to do work for longer periods of time. More air intake means more oxygen to all parts of the body Increases VO2 max. The body uses what resources it has more efficiently such as the nutrients it takes in and the overall oxygen use. This decreases the risk of many injuries to locations such as the knee, ankle, shoulder, etc. Increases the number of good years lived dramatically far fewer years lived sick, debilitated, or hospitalized Helps reduce and prevent the immediate symptoms of menopause These include hot flashes, sleep disturbances, irritability, etc.