Johnny Holland forced to retire at 25: 'Unfortunately it has become impossible for me to win this battle'
Munster have been dealt a blow as promising out-half Johnny Holland has been forced to retire due to a longstanding hamstring injury, .
Problems initially cropped up for the 25-year old in November 2014 when he sustained a hamstring inury playing for Munster A in the British and Irish Cup game against Nottingham.



