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Enforced smiling at work can seriously damage your health, German scientists claim - it wasn't commissioned by Gordon Brown as far as I know. 'Professional smilers', such as flight attendants, sales personnel, call centre operators, waiters, and others in contact with the public for extended periods of time, are at risk of seriously harming their health say researchers. Speaking personally for a second as somebody in one of the 'at risk' categories, call-centre flunky, I find its inclusion a bit of a mystery. Are there call centers that have videophone?? If not, then why are they 'at risk' from enforced ...