article_snippet.sent: RBS 6 Nations March 21, is still suffering headaches after a week-long holiday in Dubai and no closer to being declared symptom-free.
article_snippet.sent: Northampton have ruled out George North, who is suffering from Northampton own concussion problems after being knocked out in three different collisions, until the end of the month and O’Shea must also deal with the absence of one of Northampton marquee players.
article_snippet.sent: George North suffered Northampton third concussion in four months during Northampton's defeat to Wasps .
article_snippet.sent: You can look at a succession of events for George North, whereas this is a follow-on of symptoms from one event,’ said O’Shea.