Millions across the world live with low back pain, but addressing major risk factors like smoking, obesity and workplace ergonomics could curb the trend, research shows – Yahoo! Voices

Magic Pill: Johann Hari’s riveting dive into the world of weight-loss drugs and obesity  The Financial […]

Laughter may be the best medicine, but have you ever considered that humor may not always be funny, and even worse, can be very hurtful? Recently on the set of the latest Adam Sandler movie several Native American extras and actors quit, having had enough of his malodorous humor about putting your pee-pee in their tee-pee, Beaver Breath, and her named friends No-Bra and Sit’s-on-Face. There is a real corrosive effect from sexist and racist humor, and a prejudicial attitude combined with disparaging humor can increase discrimination. Psychologists from Western Carolina University have proposed the “Normative Window Theory of Prejudice.” This theory suggests that we rank social groups by how acceptable it is to discriminate and have prejudicial attitudes

(CC BY-NC-ND 2.0) MiniQQ/Flickr Here’s a question to ponder: Why do we eat three meals a day? Of course, many of us don’t actually eat three meals a day on a consistent basis; breakfast skippers are a significant demographic all by themselves. But this is a cultural question, like asking Why do we drive on the right side of the road, even though a lot of us don’t drive. In general, however, we are motorists, and in general, we partake of breakfast, lunch and dinner. So: Why three meals? Why not two or five? Is there something inherently beneficial about the holy trinity of food consumption? Given the way that the three-meals tradition has produced, or at least not impeded,