"I feel very good. Mentally I am just happy to be back, training with the lads and playing," he told the Daily Star.
"I feel fresh and ready to go. It has been very frustrating.
"When you've been out injured, you can't even mix with the lads that much and you're spending long days at the training ground.
"I haven't ever had that really and now I realise what other players have had and it's a frustrating time."