Jéssica Fazzio on Her Boston Marathon Journey and Finish
The marathoner reflects on her personal ties to the city, strategic training, and an emotional rainy finish on Boylston Street.
Jéssica Fazzio shared her purposeful journey to the Boston Marathon on Girls Who Run. The athlete reflected on starting in Wave 1, using lactate threshold testing to dial in her pace, and the emotional rush at the finish line.
Running the storied Boston Marathon took on a meaning that went far beyond 26.2 miles for Jéssica Fazzio. Six years after living in the American city during a period of major personal and professional shifts, the marathoner returned to the course to celebrate her journey with a training block defined by joy and clarity of purpose.
The Red Bib and the Power of Purposeful Training
Unlike previous training blocks clouded by excessive self-pressure over performance, her preparation for Boston was met with enthusiasm at every session. Knowing exactly why she was putting in the miles eliminated any daily burnout, turning grueling hill repeats on the training plan into vivid visualizations of the feared Heartbreak Hill.
The moment she received confirmation of her bib number by email cemented that achievement. Having qualified with a time that earned her a spot in Wave 1—Boston's coveted red bib, reserved for the fastest amateur runners in the field—Jéssica broke down in tears, realizing how far she had come since her years living in the city amid so much uncertainty.
Pacing Strategy and Lactate Threshold Testing
To ensure she could enjoy the race from start to finish without hitting the wall, Jéssica turned to physiological testing via a blood lactate test. Conducted in a lab, the protocol measures lactate accumulation in the bloodstream across various running intensities, identifying the threshold pace the body can sustainably maintain over the marathon distance.
Factoring in her test results and Boston's rolling, demanding elevation profile, the medical guidance recommended holding a controlled pace between 4:20 and 4:25 min/km (approx. 6:58–7:06 min/mile). This conservative strategy preserved her legs through the undulating first half so she could confidently pick up the pace after Heartbreak Hill.
The Boylston Street Finish and a Celebration in the Rain
Disciplined pacing allowed the athlete to fully soak in the closing miles. Racing in a purple singlet, she drew energy from the roaring crowds lining the course ahead of the classic final turns: right on Hereford Street and left onto iconic Boylston Street.
The home stretch brought a deafening roar from the spectators and a sudden downpour that broke just as she crossed the finish line. With a medal around her neck and tears in her eyes, the race marked a milestone of growth and a joyful celebration of her own journey.