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Tim Delayden's Heart Rate

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My original hypothesis was correct based on the data I collected throughout my experiment. All three of the subjects’ heart-rates increased right after the sit-up’s. Tim’s heart-rate started at the lowest (70 bpm) and increased the most, ending at 106 bpm. That’s an increase of 36 bmp. Tim is 14 years old and was the unhealthiest of all the subjects with a fitness level of 3. He was the only subject who had any trouble getting through the sit-ups, as he was having a tougher time getting through the last 5 of the set of 20 sit-ups. He was the only subject breathing heavily after the experiment. I believe because Tim had to work harder than any of the other subjects to complete the 20 sit-ups, his heart-rate also increased more. Jim’s resting heart-rate started at 78 bpm and then after the exercises ended at 100 bpm. That’s an increase of 22 bpm. Jim was the oldest of all the subjects, he is 50 years old. Jim didn’t have any problems completing the 20 sit-ups. He has a fitness level of 7 and he does light exercises every other day. So, he is a relatively healthy …show more content…

He had the highest resting heart-rate (81 bpm) and the lowest increase (16 bpm), ending at 97 bpm right after the sit-ups. Cayden is also the healthiest of the subjects with a fitness level of 9. He participates in many of the seasonal sports and he does weights as well. He had the easiest time getting through the sit-ups and it didn’t seem to affect his breathing at all. I believe the reason why Cayden had such a low increase in heart-rate after the sit-ups is because he is very healthy, so the 20 sit-ups weren’t enough of an exercise to increase his heart-rate past what it did increase to. Lastly, Cayden was in a bad mood all the way through the experiment which explains why he had the highest resting heart-rate. He was annoyed by the questions and was quickly trying to rush me so that he could go back to doing his own

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