Which person engages in habits that are most harmful to his or her health? martina eats nutritious food, avoids physical exertion, and enjoys spending time with friends. mathew skips meals, sleeps an irregular number of hours, and smokescigarettes daily. alexa is captain of her soccer team, is careful about what she eats, and has a family history of diabetes. jason is self-conscious about his weight. he tries hard to control his diet but can’t overeating sometimes.

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level