Why Does Swimming Lose So Many Athletes Before Their Peak?

Roan Brennan - Swimming Editor

The recent Aquatics GB Swimming Championships at the start of the month highlighted the depth of young talent progressing through Britain’s swimming pathway. Teenage athletes such as Filip Nowacki (18), Jacob Mills (18) and Amelie Blocksidge (17) continued their rise on the senior stage, all taking British titles throughout the week. All 3 athletes have consequently qualified for GB’s European Championship squad who will compete in Paris later in the season.

Yet for every swimmer making that breakthrough, many other quietly disappear before reaching the age where peak performance is expected. Research shows that the average age of the fastest world swimmers is roughly 23 in males and 22 in females. This demonstrates the most challenging part of the journey is not being noticed as a junior athlete, but surviving long enough to mature into a senior athlete.

One of the reasons for the loss of promising youth athletes is the transition between junior achievement and senior expectation. At youth level, swimmers can dominate their age groups and see significant progression. Once they enter senior competition, the size and frequency of PB’s often decrease as standards can rise sharply, which can affect an athlete’s confidence. A study by University of Physical Education in Krakow found that many athletes had achieved their greatest results as junior athletes but struggled to replicate that momentum after moving into senior competition.  

Irish Olympic Champion, Daniel Wiffen, has recently stated that he ‘nearly quit’ as he didn’t swim a personal best time for the whole of 2018, at the age of 17. This directly highlights how the pathway, therefore, does not necessarily lose untalented swimmers; it often loses swimmers at the point where progress becomes less visible.  

Swimming’s sheer training load only adds to that pressure. Unlike other sports, elite development in the pool demands an almost professional lifestyle from adolescence: early morning training, multiple daily swims, gym work and competitions packed around school or university.

The same study showed that swimmers who quit the sport reported far greater ‘costs’ to participation, particularly lack of free time, educational conflict and mental health strain. The athletes tested had also logged more than 7,600 hours of structured training before leaving the sport, an arguably significant investment without senior reward.

Mental burnout is another major factor. Swimming is repetitive by nature, and when years of no sacrifice result in a period without obvious improvement, motivation can quickly decrease. Emotional exhaustion, physical fatigue and discouragement were all listed among the most common reasons for premature retirement in the study.

Famously, Olympic Champion and World Record Holder, Caeleb Dressel, took a nine-month break in 2022 due to physical and mental burnout stating the sport began to feel ‘robotic’. This suggests many swimmers do not leave because they are incapable of succeeding, but because they become drained by a system that demands relentless output over such a long time.

Great Britain continues to produce exciting junior swimmers, but identifying talent is only a part of the pathway challenge. Keeping athletes physically, mentally and emotionally engaged through the sport’s arguably toughest developmental years may be the real test of whether future stars like Nowacki, Mills and Blocksidge ever reach their total peak.

References:

Instagram. (2026). Daniel Wiffen on Instagram: ‘I nearly quit because of this… One tough moment Can make or break a career 2018 I didn’t swim a personal best for 12 months. I was 17 Most people would quit but I persevered Don’t think what you could of been Pushing through matters #swimming’. [online] Available at: https://www.instagram.com/p/DXlyiEfDI4V/

Pelshaw, A. (2024). Caeleb Dressel On Returning From 9 Month Break ‘I Was Human. I Wasn’t A Robot.’ [online] SwimSwam. Available at: https://swimswam.com/caeleb-dressel-on-returning-from-9-month-break-i-was-human-i-wasnt-a-robot/.

Siekanska, M. and Blecharz, J. (2020). Transitions in the Careers of Competitive Swimmers: To Continue or Finish with Elite Sport? International Journal of Environmental Research and Public Health , 17(6482), pp.1–14.

‌ Takata, D. (2022). Elite Swimmers Are Getting Older and Peaking Later – Or Are They? [online] SwimSwam. Available at: https://swimswam.com/elite-swimmers-are-getting-older-and-peaking-later-or-are-they/

Truijens, M. and Toussaint, H. (2005). Biomechanical aspects of peak performance in human swimming. Animal Biology, 55(1), pp.17–40. doi:https://doi.org/10.1163/1570756053276907