Article in AIK HockeyRead the source grew up in Själevad and played childhood hockey with MoDo from the outset. In an older interview republished by Hockeysverige in Article in HockeysverigeRead the source, he recalled playing hockey as a child with Lars Molin and Janne Nyman.
Hockey was also part of the family: his father was Carlabel “Kabben” Berglund, and his sister Article in Swedish Olympic CommitteeRead the sourceArticle in HockeysverigeRead the source played for MoDo’s women’s team. Article in HockeysverigeRead the source.
Looking back on his development at MoDo in the older interview, Berglund credited coach Article in HockeysverigeRead the source with trusting young players and introducing a 2–1–2 system that he felt suited them. In his Article in AIK HockeyRead the source interview with AIK, Berglund described his own game as offensive, with stickhandling and drives in front of goal.
His studies at Article in HockeysverigeRead the source influenced his decision to move to Stockholm, Berglund explained in the older interview. Speaking to AIK in 2010, he recalled how Anders Hedberg Article in AIK HockeyRead the source. His education and hockey career had continued alongside each other; in that same interview, he said he completed his KTH studies in Article in AIK HockeyRead the source.