Planning a first-time trip to the Phoenix area and would like advice about the best time to visit with regard to the weather. I want to enjoy sitting by the pool, swimming, etc, as well as do some hiking and typical tourist things. However, I would prefer to avoid the extreme heat. Hide.
Medical Definition of aerobics. 1  1singular or plural in construction : a system of physical conditioning involving exercises (as running, walking, swimming, or calisthenics) strenuously performed so as to cause marked temporary increase in respiration and heart rate. 2  2: aerobic exercises.
Aerobic respiration. Definition. noun. (1) A form of cellular respiration that requires oxygen in order to generate energy. (2) The process of generating energy by the full oxidation of nutrients through Krebs cycle where oxygen is the final electron acceptor.Supplement.1) A form of cellular respiration that requires oxygen in order to generate energy. (2) The process of generating energy by the full oxidation of nutrients through Krebs cycle where oxygen is the final electron acceptor.