Side Effects. Side effects are rare; still symptoms like ear irritation, acute inflammation of the ear canal and pinna are reported. In some cases the pet might experience lack of appetite, vomiting, diarrhea, or hearing loss during the course of treatment, which might require immediate medical aid.
Furthermore, if the median age of a marathon participant is about 40, then the average maximum heart rate of a U.S. marathoner is about 180. Seventy percent of 180 is 126, while 80 percent is 144. Therefore, the heart rate of a mid-pack runner during a marathon is near the middle of the range -- between 126 and 144, or 135 beats per minute.
More men than women run half marathon races and the overall peak for everyone is 1:42. The average time to complete a half marathon is 1:50 for men and 2:05 for women and overall 1:54 for everyone. Winning times tend to be about 1:08 for men and 1:19 for women - there are faster and slower winning times of course.