United Kingdom, April 30 -- Ashley Graham considers her family life to be "sacred".

The 38-year-old model - who has Isaac, six, and four-year-old twins Roman and Malachi with her husband Justin Ervin - has explained why she's made a conscious effort to keep her children out of the spotlight.

Ashley told Marie Claire magazine: "There's just some things to me that are so sacred.

"We live in such an oversharing world . I feel like I've shared a lot of my life with so many people, [and] there's three little things that I don't want to share and they're called Isaac, Roman, and Malachi."

Ashley hopes her kids aren't affected by her own fame and success.

The brunette beauty - who appeared on the cover of the Sports Illustrated Swimsuit Iss...