System is an organization of functionally interactive units for the achievement of a common goal. All systems have inputs, outputs, and feedback, and maintain a basic level of equilibrium. For example, in the human body the heart functions to support the circulatory system, which is vital to the survival of the entire body.
Broccoli – good for heart and health
I believe, people who lead unhealthy lifestyles are more likely to suffer from different heart ailments and conditions than those who eat and drink sensibly, … Read more