India, June 17 -- Novak Djokovic credits his remarkable tennis success to one key factor: wellness. As he sets his sights on capturing his elusive 25th Grand Slam title, the 38-year-old athlete remains deeply committed to both physical and emotional well-being.

In a May 23 interview with digital creator and podcaster Ben Johnson, the tennis ace opened up about his intense wellness routine, one that keeps him mentally sharp and physically agile even after two decades at the top of the sport. (Also read: Cristiano Ronaldo's fitness secrets for staying in top shape at 40: 17,000 steps daily, cryotherapy and 7 hours of sleep )

Novak starts each day with intention and gratitude. "The very moment I wake up is always a prayer. It's always an e...