As a single mother of four, Shar Jackson has her hands full. The 31-year-old is usually tied up tending to her children, Donnie, 15, Cassie, 12, Kori, 5, and Kaleb, 3, and while that may leave little to no time for "me time" for other moms, Shar is not one of them. The aspiring rapper takes time out of her busy schedule to take care of her health and fitness and tells OK! sometimes you just got to find the time for yourself.I do what I can when I can," she says. "When my kids are at school, I have to work. But I try to take 15 minutes during the day and meditate. During the day, that's Mommy time."Meditation is not the only thing Kevin Federline's ex does. Armed with a fourth-degree black belt ... Read More >>