(Cover) - EN Showbiz - Shania Twain began writing her memoir because she became terrified she was running out of time.

The country singers book is yet to be titled, but is slated for release next year. In it the star lifts the lid on her life to date, including the end of her marriage in 2008. Her ex-husband Robert John Mutt Lange had an affair with one of the stars close friends, leaving her devastated.

Shania has now spoken of her decision to document her life, revealing it was something she felt she had to do. There have been moments in my life I was concerned by the reality that tomorrow would never come. Recently I experienced one of those moments to an intensity that brought on a sudden urgency to document my life before I ran out of time, before I had the opportunity to share an honest and complete account of my life, in my own words, she told People magazine. There are times in your life that are meant for reflection, and this was one of them. I began writing this book with a sincere respect for the past, present and future as something never to be taken for granted.

Shania discusses her childhood and early life in the tome, as well as reflecting on the death of several family members. She also reminisces about her rise to the top of the country music scene, revealing what her career means to her.

The book will be a help and inspiration to many, publisher Judith Curr explained. Those who think they know her from her music will be surprised at the raw and personal place she writes from. (C) Cover Media