Jennie Garth Weight Loss Secret (VIDEO)

After dropping 30 pounds, the actress and mother of three has to work hard to keep the weight off. She is amazingly good at 40. What is her secret to her weight loss?

“You have to remind yourself what your priorities are,” she told PEOPLE, “and remind yourself about staying healthy and living a healthy life.”

In addition to her discipline with her diet, she maintains a gluten-free lifestyle and enjoys daily exercise.

“Every day, I try to schedule something in, whether it’s hiking with my dog or jogging or going to the gym,” said Garth.

VIDEO