Vitiligo, diabetes care, knee implants, masks, social media - a podcast by BBC Radio 4

In Inside Health tonight, Dr Mark Porter tackles the confusion and prejudice that surrounds the skin condition Vitiligo - famously said to have been the reason why Michael Jackson skin looked so light.

Max Pemberton discovers why surgeons may be wearing masks for their benefit rather than their patients.And Margaret McCartney reminds doctors who tweet to proceed with caution - posting photographs of the first patient you've anaesthetised is likely to get you into trouble!

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