When vuvuzelas attack

Those ear-piercing vuvuzelas at the World Cup matches are hazardous to more than your hearing – or sanity.

Last week, a South African woman burst her windpipe while blowing one of the 3-foot noisemaking horns during a street party in Cape Town. Yvonne Mayer, a 29-year-old insurance saleswoman, was unable to speak or eat for two days, but is now on the mend.

-- By Randy Dotinga