Specifically, cardiorespiratory endurance refers to the ability of the heart, lungs and circulatory system to deliver oxygen to working muscles for sustained periods of time.
The ego is  your consciousness of your own identity, or the conscious mind. Basically, your ego is related to your confidence level; if you have a big ego, your confidence is high, and visa versa. Additionally, having an ego can mean having an inflated feeling of pride or self-worth. The ego is your consciousness of your own identity, or the conscious mind. Basically, your ego is related to your confidence level; if you have a big ego, your confidence is high, and visa versa. Additionally, having an ego can mean having an inflated feeling of pride or self-worth.
For the 1843 short story, see Egotism; or, The Bosom-Serpent. Egotism is the drive to maintain and enhance favorable views of oneself, and generally features an inflated opinion of one's personal features and importance.It often includes intellectual, physical, social and other overestimations.he term egotism is derived from the Latin (ego), meaning self or I, and-ism, used to denote a system of belief. As such, the term is etymologically similar to egoism.