Friends Influence How Active Kids Are Research Has Implications for Preventing Child Obesity May 28, 2012 -- Kids who like to be active can influence others to do the same, or at least that's what new research finds.
Mr. Dunbar told him that social networks resemble a set of concentric circles: 150 people constitute the outer boundary of friends, 50 is the limit for trusted friends, 15 for good friends, and 5 for best friends.
Are You in Denial About Your Weight? Most Americans Don't Realize They Are Slowly Packing on Pounds Aug. 2, 2012 -- The next time one of your friends asks if he or she looks like they put on some weight, you may want to consider being honest with them -- even if the answer is yes.