“I’ve been reading Twins Sleep Training. I’m also going to read The Happiest Baby on the Block,” The Fosters star, who will welcome her sons in May, told PEOPLE at the 25th annual GLAAD Awards on Saturday in Beverly Hills.
As for staying in shape, Saum, 39, has been loving long walks. “My favorite thing is just the power of walking,” she explains. “I can only do 10 to 15 minutes now and light weights.”
She adds, “I still try to do something every day to feel active.”