He also was the main program host for UFEA European championships in Germany 2024 on the Swedish TV network TV4.

He has worked for SR Stockholm, Utbildningsradion, MTV:s morningshow "Mycket mer än müsli", Aftonbladet TV7 and Mix Megapol.

Lernström has been TV-host for the Swedish version of Balls of Steel, (Ballar av stål).

[1] On 1 March 2011 it was reported that Lernström were going to be the TV-host for Swedish Idol 2011, replacing Peter Jihde.

In March 2011, he and his wife Linda Öhrn appeared on the TV-show Herr och Fru on TV4.