Life cannot be lived without food, but merely eating it is not sufficient; the food must also be converted to energy. This is where respiration comes in, because it is during this process that the food is ‘burned’ in the presence of oxygen to produce adenosine triphosphate or (ATP), which is the basic unit of animal energy. Request for a sample of this research report: https://www.psmarketresearch.com/market-analysis/respiratory-care-devices-market/report-sample