A. Heart Attacks (There is a question at the end of the video) What are the Symptoms of a Heart Attack?

b. What are some of the risk factors of a heart attack

some symptoms of a heart attack could be heavy sweating, crushing chest pain radiating both arms, shortness of breath, difficulty breathing, weakness, and nausea. Some risk factors of a heart attack could be genetics, gender, age, and race.

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i think it would be b the increase in body temp

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.