What is aerobic exercise mean? Group of answer choices
Working out using your body weight doing push-ups, sit-ups, squats, and lunges
Working out in the weight room using weights to increase muscular strength
quick bursts of high intensity that incorporate rest, such as football, baseball, basketball, or sprinting.
long period of uninterrupted low or moderate intensity physical activity. Think about distance running, lap swimming, or cycling.

Curology what technique are the advertising using?

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine. what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

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