The fad has faded, but experts say aerobic workouts are still essential There are lots of activities that can help improve your aerobic fitness. Every personal-fitness plan has to begin somewhere. Let's hope not with an infomercial.
Some people hire a personal trainer as a first step, typically to learn a weight-lifting program.
Others might be inspired by celebrities with near-perfect bodies. These days, if national magazine cover stories and overflowing class sizes are any indication, the celebrity workout du jour is yoga. 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.