For actress Rebecca Romijn
, giving birth to twin girls was the easy part. Losing the 60-plus pounds was a bit more of a challenge. In the March issue of Fitness
, on stands February 14, the 39-year-old mom shares her struggle to shed the baby weight, how she finally got slim, dealing with "Mother's Guilt" and why she'll never pose for Playboy
-not matter how many times they ask!On her struggle to lose the baby weight
: "Losing that weight ...