Be honest with me here: You have one or even multiple friends, who always post their gym activity to Facebook. Or maybe that person is you. "Ran 15 miles before work! Yeah" can be motivating to read in the morning, or incredibly annoying, depending on how much you hate that painfully overused flexed-biceps-emoji. Researchers from the Brunel University in London have conducted a study as to why so many people share every workout on social media. The results are unflattering, to say the least. Addicted to attention and esteem