The IoFs chief executive, Peter Lewis, has said it was time to re-assess the public's experience of 'chugging'.
There is growing concern that for every donor recruited by chuggers, many more are put off, he added.
Charities will now look at introducing a 'kite-marked' training scheme for all street fundraisers, to ensure the highest standards are met.
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Having a longer pregnancy also reduced the risk of suffering from post-natal depression, a study found.
Warwickshire Police are currently dealing with an "ongoing incident" at Bermuda Park, Nuneaton.
The Labour leader has called the Norwich South MP's remark "completely unacceptable" and says Clive Lewis has personally apologised to him.