i dont kno what to do, my niece who is 18 months old got sick earlier but we thought it was because she heaved on her food, she used to do this and get sick, but now she has just been sick again and i am freaking out, i have been close to her all day, and i am panicking so much, and terrified that the rest of my family will get it as there are 5 of us living here, does any one kno anything to do to prevent it, i probably am already doing them all but i am freaking out!!! plz help