Brits are among the tourists to have been banned from a popular holiday spot due to health fears. People enjoying their holiday in Tenerife, one of the Spanish Canary Islands, might fancy an idyllic seaside swim at Playa Jardín in Puerto de la Cruz, but there is an indefinite ban on swimming there due to recent tests that discovered e-coli bacteria. Anyone who ignores the warning could be at risk of a nasty infection. Following a public health report by the Canary Islands government that