London, Sep 5 (Inditop.com) Actress Katherine Heigl has finally kicked her cigarette habit – she’s gone without her daily nicotine fix for over a month.

The “Knocked Up” star, 30, has been desperately trying to leave smoking after realising it was taking over her life, reported hollywood.com.

Heigl has not puffed on a cigarette since quitting in July and her health has already been given a boost. “She feels so much better,” said a source.