Valued at USD 848.6 million in 2020, the spirometer market is projected to reach USD 1.78 billion by 2028, growing at a CAGR of 10.1% during the forecast period 2021–2028. Major players include Schiller, Fukuda Sangyo Co. Ltd., Vyaire Medical, Inc., Nihon Kohden Corporation, Smiths Medical, nSpire Health Inc., SDI Diagnostics, Geratherm Respiratory AG, Vitalograph, and Koninklijke Philips...