Saracens lock forward Alistair Hargreaves has retired from rugby with immediate effect following a concussion injury. Hargreaves made 79 appearances for Saracens over four years, leading the club to the Premiership title in 2015. Win the Rugby Trip of a Lifetime Enter a free prize draw when you buy tickets for Argentina v Australia at Twickenham The 30-year-old said: Its been a very tough decision to make. Ive suffered a number of concussions in the last two seasons and after seeking medical advice Ive come to the conclusion that the risk is outweighing the reward. I have a young family, I have to make decisions that are right by them and although this was a hard decision for me personally its one that I feel is the right one to make. Hargreaves (No 5) in the thick of the action for Saracens against Ulster I leave as a Saracens man to the core. My time in South Africa was fantastic, it was great to play for the Sharks and be capped by the Springboks but this time at Saracens has been my highlight. Ive grown as a rugby player but more importantly, Ive grown as a human being.Saracens director of rugby Mark McCall added: The welfare of our players is of paramount importance - we are fully supportive of Alistairs decision. Watch NOW TV Watch Sky Sports for just £6.99. No contract. He has played a key role in our recent success with his character, hard-work and leadership coming to the fore over the last four seasons. We wish Alistair, his wife Carmen and their young son the very best for the future.Earlier this year, Saracens appointed centre Brad Barritt as captain he led the side to the Premiership and European Champions Cup titles while Hargreaves was sidelined through injury.Together with former team-mate Chris Wyles, Hargreaves has launched a brewery and the pair are considering opening pubs and creating more beers. You can watch Englands tour of Bangladesh, plus Premier League football and the Japan Grand Prix on Sky Sports. Upgrade now and enjoy three months at half price! Also See: Kruis: Itoje Englands answer Saracens sign Fenby as cover Fixtures and results Rugby Union on Sky Brian McCann Braves Jersey . In the Brewers six games this season, no starter has allowed more than three runs. "We see the guy in front of us do a great job and we want to do even better," Gallardo said after the Brewers beat the Red Sox 4-0 on Sunday, his second straight scoreless start. Bob Uecker Braves Jersey . Jean-Gabriel Pageau and Buddy Robinson scored 43 seconds apart in the second period to lead the Binghamton Senators to a 4-1 victory over the Bulldogs in American Hockey League action Friday night at the Bell Centre. http://www.baseballbravesproshop.com/dan...-braves-jersey/. JOHNS, N. Chipper Jones Braves Jersey . Old times for a defence that has looked just plain old recently? "No," safety Ryan Clark said. "We used to be much better than that. Tom Glavine Jersey . James scored 25 points against his former team, leading the energized Heat to a 114-107 victory over the Cleveland Cavaliers on Saturday night. Dwyane Wade added 24 points and Chris Bosh had 22 for the Heat, idle since a 90-84 loss Tuesday at Indiana.MONTEGO BAY, Jamaica -- Canada booked a World Cup ticket with a 5-0 win against Jamaica at the CONCACAF Under-17 Womens Championship on Thursday. Marie-Mychele Metivier, Emily Borgmann, Jessie Fleming, Sarah Kinzner and Marie Levasseur scored for Canada, which advanced to the CONCACAF final Saturday. Theyll face Mexico, who earlier knocked out the United States 4-2 on penalty kicks to also earn a World Cup spot. The win also earned Canada a berth at the FIFA U-17 Womens World Cup next year in Costa Rica. Canada is the only CONCACAF nation to have qualified for all four editions of the World Cup. "Im really happy," said Canadas coach Beverly Priestman. "The girls stuck to our game plan and deserve the win." Metivier opened the scoring just four minutes into the match on a hot evening at Catherine Hall Stadium. Her shot was deeflected off a defender into the net, giving her a tournament-leading six goals.dddddddddddd Canada would strike again in the 27th minute, when Borgmann collected a pass from fellow attacker Marie Levasseur to guide the ball across the line. Priestman said it was the second goal that gave Canada the momentum they needed. "We knew that we had to put a few away to take the momentum of the game and quiet the crowd," she said. Three minutes later, Fleming made it 3-0 with a shot into the top of the net from outside of the 18-yard box. Kinzner scored her first of the tournament in the 48th minute. Racing to collect a pass from Fleming she out-battled her defender, stretching for the ball and directing it past Jamaicas on-rushing keeper. Levasseur capped the scoring with a long shot that beat the keeper in the 70th minute. ' ' '