Effect of exercise on the rate of respiration and the heart rate

Prior to the practical section, the IA requires background information on the topics related to the research question, such as respiration and how the correlation between exercise and respiration and heart rate is related. The specific research question is ′How does increasing the amount of jumping jacks affect the rate of respiration and the heart rate per minute in teenagers aged 17-18?′. A hypothesis is also needed, please keep in mind that this data is specifically for 17-18 year old teenagers.