Possible Clues:

• Build up internal resistance for attack
• Golfer's hit
• Slim Dunlap suffered one in '12
• Attack of apoplexy
• Drive, perhaps right into Staffs city
• Brain haemorrhage
• He'll put his oar in - he's got it on the brain
• Blow - gentle touch - apoplexy
• Speaking as king, I recalled Rose, say, as one bewitched
• Brain haemorrhage or caress