Derby County midfielder Stephen Pearson insists his failure to win a place in new Scotland manager Craig Levein's first squad does not worry him.Pearson, 27, has ten international caps but has had an injury-blighted spell at Pride Park and has not represented his country in nearly 30 months. [LNB]But he has enjoyed a good run in the Rams side this season, playing 21 consecutive games and missing just six. [LNB]"I wasn't really disappointed. I take it as it comes," Pearson said. [LNB]"If it comes, great. If it doesn't, I'll try to keep doing well for Derby.[LNB] I'm feeling stronger...It's as good as I've felt for Derby Derby midfielder Stephen Pearson "If I'm not playing well for Derby, I won't get any recognition. First of all, it is about staying fit and playing well for Derby. Whatever else happens is a bonus." [LNB]Pearson, who joined the Rams from Celtic in January 2007, says he is enjoying his football again after a tough couple of years. [LNB]And even though he was overlooked by Levein for last week's friendly victory over the Czech Republic, his injury-free spell has left him in a positive frame of mind. [LNB]"It's been stop-start for me since I signed," Pearson added. "I've played five or six games and then missed a couple, so to play 20-odd games is good and I'm feeling stronger fitness-wise. It's as good as I've felt for Derby.[LNB] Pearson makes a great difference, end product or not. He's fast and direct DE7-DCFC "I'm training every day and playing games every week. I'm keeping myself fit and keeping myself in the best shape possible. I feel better in myself and physically stronger for getting a run of games. [LNB]"I've been unfortunate with injuries but hopefully I've put that behind me now. [LNB]"I'm feeling injury-free, which is good, and I'm looking forward to the rest of the season. Hopefully, I'll stay fit."