The Power Within by Sophie Power
The Power Within is an honest and thought-provoking read, though I’ll admit it wasn’t the easiest book for me to connect with. Sophie Power has achieved some truly remarkable things, representing Great Britain in ultrarunning, completing some of the world’s toughest endurance races and breaking the Guinness World Record for the length of Ireland, all while raising a family and maintaining a demanding corporate career. The scale of what she has managed to juggle is undeniably impressive, and throughout the book there is a constant undercurrent of determination and resilience.
Where I found myself reflecting more than relating was in the recognition that Sophie’s journey was shaped by a degree of financial freedom and professional flexibility that many runners simply do not have. That said, the book doesn’t shy away from the logistical grit required to operate at such a high level. Sophie details what she calls the “third shift” of training; the unseen hours squeezed into already overburdened days, the early alarms, disrupted sleep, travel logistics and the mental load of balancing motherhood, work and elite sport. Those sections feel particularly honest because they expose the hidden labour behind endurance success rather than presenting achievement as effortless inspiration.
The narrative finds its pulse when discussing Sophie’s 2018 Ultra-Trail du Mont-Blanc experience. The now-famous image of her breastfeeding her three-month-old son, Cormac, at the Courmayeur aid station became one of the defining photographs in ultrarunning. In the book, Sophie explains the wider context behind that moment and why it mattered so deeply. The emotional weight comes not simply from the image itself, but from what led to it: the refusal of the race organisers to grant her a pregnancy deferral after qualifying. Sophie uses this experience to expose a systemic issue within endurance sport, where motherhood and pregnancy were often treated as inconveniences rather than realities deserving accommodation. This experience ultimately became the catalyst for SheRACES, the campaign she founded to push for greater fairness and inclusivity for women in trail and ultrarunning events.
The advocacy element of the book is one of its strongest aspects because it is grounded in lived experience rather than abstract campaigning. Sophie repeatedly returns to the practical realities women face in endurance sport, from pregnancy deferrals and breastfeeding to access to period products at aid stations and the pressure many women feel to appear endlessly capable. Rather than framing these as niche concerns, she argues convincingly that they are basic issues the sport has historically ignored.
This advocacy is reinforced through the brutal reality of the races themselves. Her description of the Spine Fusion, the 268-mile summer version of what is often described as “Britain’s most brutal race”, is particularly vivid. Sophie captures the suffocating heat of the Pennine Way, where the challenge is not just the distance or technical terrain, but the cumulative psychological drain of moving for days under relentless sun while “bog-trotting” through endless moorland. The exhaustion in these sections feels tangible. There’s little glamour attached to the experience; instead, Sophie focuses on discomfort, doubt and the persistence required simply to keep moving forward. These passages are arguably the strongest in the book because they immerse the reader in the physical and mental reality of ultrarunning rather than simply recounting achievements.
Alongside the racing stories, the book also explores Sophie’s relationship with identity and self-worth. One of the more compelling themes is her discussion of the “perfection trap”, the pressure many women experience to excel simultaneously as professionals, mothers, athletes and partners without appearing to struggle. Sophie is at her most relatable when she admits to failing, doubting herself or feeling overwhelmed. Those moments cut through the polished image that can often surround elite athletes and social media personalities.
Sophie’s shift from a self-described “non-athlete” to a record-breaker is ultimately the most resonant part of the book. She dismantles the myth that elite runners are simply “born” with extraordinary ability, instead highlighting the role of persistence, consistency and stubborn determination. Whether readers connect personally with her circumstances or not, it is difficult not to respect the scale of what she has achieved and the influence she has had on conversations around women in endurance sport.
The book perhaps works best not as a traditional sporting memoir, but as a reflection on modern endurance culture, motherhood and the structures that still make participation harder for many women. Even when I didn’t fully relate to Sophie’s personal circumstances, I appreciated the wider questions the book raises about accessibility, inclusion and what success actually looks like.
Verdict: An interesting, rather than transformative, read but one with genuinely important things to say about breaking the “perfection trap,” challenging outdated attitudes in endurance sport and ensuring every woman feels she belongs at the start line.
About the author: Faye Johnson is an experienced running coach in the realms of both the road and off-road world and a competitive athlete having run and raced over multiple distances both in the UK and abroad. Faye loves the outdoors and enjoys using running to explore new and favourite places and is a coach with our partner Maximum Mileage Coaching.
Have you The Power Within? Don’t agree with this review? What’s your opinion? Add your own comment to this review and share your experience and passion for running with others.
Not a member yet? Sign up here to be part of the RunUltra community and share tips and stories with thousands of fellow runners around the world.
We are a professional review site and our reviewers receive free products for testing from the companies whose products we review. Each product is tested thoroughly and give high marks to only the very best. We are independently owned and the opinions expressed here are by the reviewer’s name shown.
