The IoFs chief executive, Peter Lewis, has insisted that 'chugging' still has a future.
He said that last year 865,000 donors signed up to long term donations after being approached on the street, raising £130 million a year for charities.
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Ratings agency Moody's said victory for Brexit would "herald a prolonged period of uncertainty" for the UK.
Five people were taken to hospital after walking on coals at a Tony Robbins seminar called 'Unleash the Power Within'.
An emergency meeting will be held today to discuss the Scottish government's next steps following the UK's decision to leave the EU.