It is estimated that substance abuse costs employers $60 billion a year in decreased productivity, absenteeism, and unintentional injuries. in the interest of health, safety, and economics, many companies are testing for illicit drug use. this has triggered a debate over whether people should be tested, who should do the testing and whether the results are reliable. research this topic and then respond to the following questions and post your answers here. who, if anyone, do you think should be tested in the workplace? why? in what situations? when people test positive for drugs, what should be done about it? why?

What is a common risk associated with tobacco?

Victoria enjoys laughing with her friends as they walk around the track after school which best describes her heart rate during this activity

A35-year-old woman comes to the ed complaining of chest pressure. she has had such episodes intermittently over the last 5 years, usually when sleeping, but over the last year she has had more frequent severe symptoms that are occasionally associated with severe migraine headaches. the pain is midsternal and is described as pressure that extends as a band around her chest. the ed physician is initially dubious that the pain is cardiac in origin, because the woman has no coronary disease risk factors. an ecg, however, shows 2mm st-segment elevation and inverted t waves in leads v1 through v5 and 1mm st-segment depression in leads ii, iii, and avf. before the cardiologist arrives in the ed, the patient's ecg has returned to normal. this repeat normal ecg is obtained after the administration of aspirin, nitroglycerin, morphine, and oxygen. which of the following is most likely for these findings? - diffuse intimal thickening with focal areas of atherosclerotic narrowing - intermittent thrombus formation and lysis in the left anterior descending artery - intermittent thrombus formation and lysis in the right coronary artery - plaque rupture and thrombus formation in the left anterior descending artery - transiently increased coronary vascular tone in the right coronary artery