Certain key phrases mentioned during a job interview will clue you in that you're soon going to be sacrificing your life to the company. These include statements like, "We expect our employees to put in 150 percent," "Our employee burnout rate is very high," and "Don't plan any vacations for the foreseeable future."
When you work 80 hours a week, you know who benefits? Your company. You, on the other hand, will become stressed out, miserable and sick. One study found that spending more than 11 hours at the office each day doubles your risk for depression and makes you much more likely to develop heart disease [sources: CNN and Reuters].
Find out in advance what kinds of hours you'll be required to work in the job. If you can expect to spend long nights and weekends at the office, really consider whether the job is worth your health -- and sanity.