Serena Williams, the 23-time Grand Slam champion, has embarked on an inspiring health journey two years after stepping away from professional tennis. In an exclusive interview with PEOPLE, she shares her plans and aspirations, revealing a newfound obsession with diet and exercise.

Serena Williams' Quest for Fitness Beyond Tennis

Healthy Living and Family Priorities

Williams, now a busy mom to daughters Olympia, 7, and Adira, 15 months, is focused on managing her health. She admits that being a mom has led her to make different choices compared to when she was playing tennis. "I knew that I was going to burn 20,000 calories a day when playing, but now I'm like, 'Oh my god, I don't know how many calories I'm going to be able to burn!' " she says. Despite the challenges, she is determined to be healthy for her kids and be able to do all the things they need.She also emphasizes the importance of investing in female entrepreneurs through Serena Ventures, the venture capital fund she started in 2017. This shows her commitment to more than just her own health but also to the success of others.

Partnership with Lingo and Glucose Monitoring

Williams has partnered with blood glucose monitor Lingo, and in the new campaign, she and her husband Alexis, 41, share adorable and relatable moments. They talk about the foods they enjoy and how they affect their bodies. Through wearable technology, they monitor their glucose levels, and Williams discovers that she is a "super-human and a superhero" as her readings don't spike as much as Alexis'. This experience has made her even more committed to a healthy lifestyle.She explains, "I learned that I need to eat healthy all the time. At some point, you could see my level rising, which is why I always try to make the right choices. It's not just about being a tennis champion but also about taking care of my body for my family."

Fashion and Self-Acceptance

Regarding the infamous jean skirt, Williams has been open about her desire to fit into it. She shares behind-the-scenes moments on Instagram, showing that even she has struggles with fitting in. "Athletes and musicians think we're untouchable, but we're not. I have the same struggles as everyone else," she says. This shows her authenticity and relatable side, inspiring others to embrace their own imperfections.She continues, "Knowing that I'm not any different from others makes me feel more connected. It's important to show that we all have our challenges and that we can overcome them together."Williams' journey is a testament to her determination and resilience. She is proving that it's never too late to set new goals and pursue a healthy lifestyle. Whether it's running a half-marathon or fitting into a jean skirt, she is showing that with hard work and determination, anything is possible.