Name the term used to describe the rate at which your body uses energy to stay alive while in a rested and fasting state?

The term used to describe the rate at which your body uses energy to stay alive while in a rested and fasting state is called the Basal Metabolic Rate (BMR). BMR represents the number of calories required to maintain basic physiological functions such as breathing, circulation, and cell production. It is influenced by factors like age, sex, weight, and muscle mass.