Like college freshmen, bloggers stay up late munching on junk and use food to celebrate their newfound freedom from authorities. You mean, I can eat cold pizza in my pajamas at "the office"? Awesome. At Serious Eats headquarters, the "meeting table" is continually covered with nibbles. This week alone: barbecue from North Carolina, bags of licorice, an off-the-menu Blimpie sandwich, and homemade bread. Yeah, and it's only Wednesday.

Thank you, Mashable, for this list of 28 fitness sites trying to help us shape up the inner fat kid. Sites are divided into categories such as Calorie Counters, Diet Finders & Reviews, Support Groups, and Tools & Trackers.