It's not all award shows, money sacks, and tight abs -- sometimes celebrities experience health wake-up calls just like the rest of us. In 2012, a few stars came forward with some real-life health concerns that proved their life isn't all glitz and glamour. In fact, it's just as real as ours, just with more cash, and hotter spouses. Here are the top 5 biggest celeb health scares of 2012.