They are two cornerstones of fitness. It is a sign of the times that an important cornerstone, aerobic training, is more an afterthought. He introduced the concept of training the heart and lungs to use oxygen more efficiently, the primary physiological outcome of aerobics. What Cooper knew before most any other expert was that if you progressively train the heart and lungs, the rest of the body tends to follow. For example, losing pounds and maintaining that healthy weight can occur naturally if a person follows a regular aerobics program, be it walking, running, cycling, in-line skating or making it to dance class.
Cardiovascular training is a vital part of maintaining good health.
Dunn raised the issue that most perplexes exercise researchers and public-health officials. Most people know physical activity is good, yet 60 percent of U.S. adults do not achieve minimal recommended amounts of physical activity. The minimal recommendation is 30 minutes of moderate physical activity most days of the week. Moreover, a quarter of Americans are not active at all. They are as close to zero minutes as possible.