“It's always special when you watch that child grow," the mom from Woodstock, Ala., tells PEOPLE. But watching her foursome ...

"It feels like, the minute I … told my friends that I got pregnant, they stopped showing up," Olivia Milligan told Newsweek.

Five months into her pregnancy, 26-year-old Katie Hernandez was diagnosed with stage 4 invasive ductal carcinoma, a diagnosis that she says left her feeling overwhelmed with fear and uncertainty.