Nicole Eggert talks about the most difficult moment in her breast cancer journey.

Speaking exclusively to PEOPLE at the After Baywatch: Moment in The Sun premiering in Los Angeles on Monday, August 26, Eggert, 52 — who was diagnosed with stage 2 breast cancer in December 2023 — revealed that waiting for the next steps in her treatment was the “hardest part” for her.

“I’m feeling good,” the actress tells PEOPLE about how she’s doing on her journey. “I’m kind of in a gray area and I’ve finished my treatment, waiting for more imaging and hopefully maybe surgery.”

“And there’s a lot of waiting in this and it’s something I didn’t really realize and no one really talks about,” she adds. “But the gray area is the hardest because you don’t know what’s going on and you’re just, if I do the treatment, I feel like I’m doing something productive.”

Eggert, who produces the ABC News Studios docuseries, continued: “So it felt positive and I thought, OK, I’m doing something positive. And now that it’s just nothing, it’s like, well, wait a minute. We’ve got to get this out. So it’s just frustrating.”

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She talks openly about how she deals with the waiting, the Bay watch former student, who played Summer Quinn on the series, says she keeps herself busy and “meditates a lot.”

“I’ve been working with (a) shaman and I do a lot of guided imagery,” Eggert tells PEOPLE. “I’ve been taking a bunch of classes with Jeremy (Jackson). He teaches things like the breathing workshops.”

“I do what I can, what I can,” she adds. “If he goes for a walk or if he meditates or I just do whatever I can to distract myself.”

Eggert, mother of daughters Dilyn, 25, and Keegan, 13, also revealed that her children have dealt with her diagnosis “really well.”

“I mean, they kept me on my toes,” said the Charles is the boss alum tells PEOPLE. “My 13-year-old didn’t give me any special treatment. It was still like, ‘Mom, give me that, let’s go here, let’s do that.'”

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She adds: “So she just kept me going and kept it alive. And I really loved that about both of them. And they both treated it like nothing changed, just keeping the days as they are.”

Earlier this month, Eggert told PEOPLE he was tasked with caring for and producing Keegan After Baywatch had given her a “purpose” amid her diagnosis.

“Having a young daughter and having this project has been a great motivation for me to not just sit there and think about my health and well-being. It gives me a purpose,” Eggert said. “It keeps me motivated every day. I think the timing of life always happens for a reason. It’s been a great distraction and my daughters have kept me on my toes.”

After Baywatch: Moment in the Sun premieres on Hulu on August 28.