Most public health hygiene laws, smoke-free restaurant regulations, and requirements to strap children into rear safety seats in motor vehicles fall into what category of approaches?

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.