Why do we need to prevent and control disease?​

Which of the following identifies a main culprit for america’s increasing weight gain

Which of the following are considered general purposes of performing pulmonary function tests (pfts)? 1. the functional status of the lungs 2. the diffusion characteristics of the alveolar-capillary membrane 3. how much and how fast gas can be moved into and out of the lungs 4. the specific diagnosis of pulmonary disease

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing