It's been over 20 years since Lucy Liu crushed those epic fight scenes in "Charlie's Angels," but the actor is still at the top of her game. In some ways, she even feels like she's more physically fit these days. “I have a better understanding of my body and what I could do,” the 55-year-old previously told .

“I think at the time, I was just like, a giant puppy with giant paws just trying to figure it out. But I think now I have more control of my body and understanding that it’s connected to my mind and before I just thought, ‘OK, physically I have to do this,’ but I wasn’t connecting it to the mental strength — the emotional strength and the physical strength.” Liu is quite fascinated by the link between the mind and body and told she believes mental, spiritual and body health are "directly connected.

" “I think if you can find the ability to connect your body with your mind, it’s the best way to understand yourself and how you can continue to keep yourself healthy,” she said. Over the years, Liu has learned many valuable lessons about staying mentally and physically fit. Curious to find out the secrets to her success? Here's a quick cheat sheet.

Sometimes, the simplest workouts are the most effective ones. Take spinning, for instance. Liu is a SoulCycle devotee and told it "energizes" her in the morning.

“With all of the lines that I have to memorize, it sort of activates my brain. Obviously, it’s not easy to get up, but it’s fun to be in a gro.