Monica Seles Opens Up About Myasthenia Gravis Battle

Alex Chen

Feb 13, 2026 • 3 min read

Tennis legend Monica Seles smiling while signing autographs for fans.

Monica Seles: A Champion's Resilience in the Face of Myasthenia Gravis

Tennis icon Monica Seles, a name synonymous with power, grace, and an indomitable spirit, is once again demonstrating her remarkable fortitude, this time off the court. The 52-year-old former world No. 1 has bravely stepped forward to share her ongoing battle with myasthenia gravis (MG), a chronic and incurable neuromuscular autoimmune disease that was diagnosed in 2022.

Understanding Myasthenia Gravis

Myasthenia gravis is a complex condition that disrupts the normal communication between nerves and muscles. It causes unpredictable muscle weakness and fatigue, significantly impacting daily life. For Seles, the symptoms have manifested as double vision and weakness in her legs, particularly when engaging in physical activities like tennis. This diagnosis has necessitated significant adjustments to her daily routines and fitness regimen, a stark contrast to the demanding physical prowess that defined her legendary career.

Speaking candidly about her condition, Seles revealed in a conversation with Flow Space, "Seles opened up about her recent diagnosis with MG, a condition that has transformed the way she approaches daily life. But just as she did in her athletic prime, she’s facing each challenge with grit, grace and curiosity, tapping into the same inner resilience that once helped her bounce back from an unthinkable on-court attack." This sentiment highlights Seles's unwavering spirit, drawing parallels between her past triumphs and her current health journey.

A Career Defined by Resilience

Monica Seles’s career is etched in the annals of tennis history. With 53 WTA Tour-level singles titles, including an impressive nine Grand Slam championships, Seles dominated the sport, particularly as a teenager. Her powerful game and distinctive two-handed strokes from both sides revolutionized women's tennis. Her journey, however, has not been without profound adversity. The tennis Hall of Famer has faced and overcome unimaginable challenges, most notably the on-court stabbing incident in 1993. At just 19 years old, Seles was stabbed in the back during a match in Hamburg, Germany, an event that sent shockwaves through the sports world and had a significant impact on her career and personal life.

Navigating Life with an Incurable Disease

The diagnosis of myasthenia gravis, three years ago, presented Seles with a new, invisible battle. She shared with the Associated Press, "It took her 'quite some time to really absorb it, speak openly about it, because it’s a difficult one. It affects my day-to-day life quite a lot.'" The unpredictable nature of MG, with its fluctuating energy levels and physical capabilities, demands constant adaptation and a proactive approach to well-being.

While there is currently no known cure for MG, Seles is focused on effective management. Her strategy involves a combination of medication, thoughtful lifestyle adjustments, and crucially, a positive mindset. She emphasizes the importance of maintaining a healthy everyday life and finding joy in the present. In a world that often celebrates peak physical performance, Seles's current focus on managing a chronic condition underscores a different, yet equally powerful, form of strength.

Prioritizing Mental Well-being

Beyond the physical manifestations of MG, Seles also places a significant emphasis on her mental health. She has spoken about the importance of embracing small joys, especially as the seasons change and daylight hours shorten. This mindful approach to well-being is a testament to her holistic view of health, recognizing that emotional and mental resilience are as vital as physical strength.

Monica Seles's willingness to share her personal health journey serves a dual purpose: it raises crucial awareness about myasthenia gravis and inspires others facing chronic illnesses. Her story is a powerful reminder that resilience can be found in adapting to life's challenges, maintaining a positive outlook, and drawing strength from within, just as she did on the tennis court. Her continued grace and determination in the face of adversity offer a beacon of hope and a profound lesson in the enduring power of the human spirit.

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