Phil Mickelson has not performed in a match since February (Picture: Getty)

Defending champion Phil Mickelson has withdrawn from the upcoming PGA Championship after deciding to increase his hiatus from golf.

The PGA of America wrote on social media: ‘We have simply been knowledgeable that Phil Mickelson has withdrawn from the PGA Championship.

‘Phil is the defending champion and presently eligible to be a PGA Life Member and we might have welcomed him to take part.

‘We wish Phil and [wife] Amy the very best and look forward to his return to golf.’

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