The World Cup: share it with someone you love:

On the Saturday night of Korea’s convincing victory over Greece in their opening match of the 2010 South Africa World Cup, convenience stores recorded a jump in condom sales.

It may be thanks largely to the raging hormones of hundreds of thousands of young people braving the rain in rooting for their team outdoors across the nation. Perhaps, it may need two more victories from Korea to see a firm correlation between the two.

GS25, a convenience store subsidiary of GS Group, said Monday that its outlets had sold about 5,000 condoms on Saturday, a five-fold increase from four years ago during the Germany World Cup.

Oh, it gets better:

“When folks are excited, their sympathetic nerves are stimulated. When they relax afterward their parasympathetic nerves are aroused,” said Park Jung-soo, a neurologist at Hanyang University

“The switches are similar to the mechanisms of male ejaculation. Watchers of intriguing sports games feel such switches several times over the course of the games. At the end of the day, they may be susceptible to sexual arousal.”