George North has said his recovery from a string of head injuries is looking positive. Photograph: Getty

Wales and Northampton star George North says his recovery from concussion is “looking positive” and has played down Warren Gatland’s worries ahead of (...)

Wales winger George North suffered a concussion during the Six Nations match against England  in Cardiff at the end of February. Photo:  Glyn Kirk/AFP/Getty Images

Wales coach Warren Gatland fears star wing George North’s career could be ended if he suffers further concussions.North suffered concussions in Tests (...)

England fullback Mike Brown is unlikely to play again this season and is still suffering symptoms from the concussion he picked up in this tackle of Italy’s Andrea Masi during the Six Nations clash at Twickenham. Photo: Julian Finney/Getty Images

The England fullback Mike Brown is unlikely to play again this season because he is continuing to suffer concussion symptoms two months after he wa(...)

Leinster’s Fergus McFadden was knocked out by Kyle Eastmond’s tackle during their European Champions Cup quarter-final against Bath. Photograph: Niall Carson/PA Wire

One of rugby’s windfalls has been that with the increased power being transferred around the pitch from body to body, the game’s idea of manliness ha(...)

Dylan Hartley during a   Northampton Saints training session ahead of their European Champions Cup quarter-final against Clermont. Photograph: Getty Images

Dylan Hartley believes Northampton are better equipped than ever to win European club rugby’s biggest prize – but now must prove it. Saints, beaten(...)

George North of Northampton Saints receives treatment after scoring a try during the Aviva Premiership match between Northampton Saints and Wasps. Photo: Tony Marshall/Getty Images

George North has been advised not to play again until the end of April after suffering his fourth head injury in the last five months during the Premi(...)

George North is out of Northampton Saints’ Champions Cup game against Clermont after a third head injury this season. Photograph: Getty

The Wales wing George North will not play for Northampton in Saturday’s European Champions Cup quarter-final at Clermont Auvergne after his latest hea(...)

Keeping a player like Jamie Heaslip in Ireland has an impact both on the present and the future. Photograph: James Crombie/Inpho

“We know more than we can tell,” wrote scientist-philosopher Michael Polanyi in The Tacit Dimension, published in 1966. The concept of unconscious kno(...)

Ireland players line up for the anthems ahead of the Six Nations international rugby union match between Scotland and Ireland - Six have been selected for our Six Nations team of the tournament. Photograph: Ian  MacNicol/Getty Images 9:27

15 Rob Kearney (Ireland):Leigh Halfpenny’s goal-kicking could give him the nod again. Stuart Hogg was electric and carried for 100 more metres. But Ke(...)

Wales coaches Robert Howley  and Warren Gatland  chat ahead of their Six Nations encounter against Italy in Rome. Photograph: Getty Images

All Wales know as they prepare to start the final round of matches against Italy in Rome is that they have to win to remain in contention for the titl(...)