Georgianna Edwards says a six-week "biggest-loser" challenge she entered with 11 co-workers caused tension when some participants who didn't make progress started criticizing others' diets and balking at weekly weigh-ins.

WSJ: Office Weight-Loss Contests Rise, Saboteurs and All

Her straightened hair has triggered debates on Twitter and other social-media sites, with some women criticizing the style and others calling it unkempt.

WSJ: Social Media

Yet yesterday the Associated Press reported that French President Nicolas Sarkozy said that nations should avoid criticizing the currency policies of others.

FORBES: Obama "Shellacked" Twice in One Week