Check out the transcript of a message board discussion with Weather Expert, Ingrid Amberger. Dr. Jeffrey Masters, Director of Meteorology for the Weather Underground Web site, answered student weather and winter storm questions in the winter of 2001. Dr. Masters received his B.S. and M.S. degrees in Meteorology from the University of Michigan.
It is easier on the joints than running. It is non-impact and therefore safer and easier on the joints. Biking is an exercise that you can do even at an older age. It is a great aerobic exercise for losing weight and increasing cardio endurance.
Exercise biking is easy on the skeleton, providing a low impact workout for the lower body and virtually no impact on the upper body. That makes it an ideal workout for someone carrying extra weight. A recumbent bike is a good choice for people who have a lot of weight to lose and for those with high blood pressure.