Why England players have been allowed to use Viagra ahead of Mexico World Cup clash

England's World Cup preparations have taken an unusual turn as players are reportedly being offered Viagra to combat the effects of Mexico City's high altitude. The medication's ability to widen blood vessels could aid circulation in the thinner air, a factor explored by the medical team. This move comes as England faces a formidable Mexican side at the Estadio Azteca, a venue where they boast an impressive record.