The Truth Behind the 10,000 Steps: Health Myth or Fitness Goal?

From marketing gimmick to health benchmark: how 10,000 steps became a universal goal

Last month, my workplace ran a team walking challenge inspired by Prostate Cancer UK’s March the Month campaign, setting the challenge at 11,000 steps a day. This sparked discussions about “step inflation” in our economically minded office, where we are accustomed to 10,000 as the standard. This number actually symbolizes the 11,000 men lost to prostate cancer annually, raising the question: where did the 10,000-step concept originate?

In the 1960s, a Japanese company, Yamasa Tokei, took advantage of the 1964 Tokyo Olympics to launch one of the first commercial pedometers, dubbed “Manpo-kei”, meaning “10,000-step meter”. The slogan encouraged walking 10,000 steps not based on scientific evidence, but simply because it was a catchy, solid number. In Japanese, man (万) represents a large number, similar to a million in English. 10,000 steps are more attainable than a million.

Although initially a marketing gimmick, the idea of walking 10,000 steps has become ingrained in popular culture and is now a default setting on many fitness trackers and apps. Health agencies have adopted this figure for simplicity in public health campaigns, despite its lack of medical foundation. The number's memorability has contributed to its widespread acceptance, not because it is the ideal target for good health.

So, do we really need 10,000 steps a day for health? While the concept wasn't scientifically established initially, subsequent research has provided insights. A 2019 study of older women revealed that those walking approximately 4,400 steps a day had a 41% lower risk of mortality compared to those only achieving 2,700 steps. Benefits increased with more steps but plateaued around 7,500 steps per day. This indicates that moving from 2,000-3,000 steps to 7,000-8,000 steps offers substantial health benefits, while exceeding that saw diminishing returns, especially for older adults.

Other studies corroborate this pattern across different age groups, showing that individuals walking 6,000 to 8,000 steps a day consistently demonstrate better health outcomes. One study found that those achieving about 8,000 steps daily were 50% less likely to die prematurely compared to those only taking 4,000 steps. This significant improvement occurs well below the 10,000-step threshold.

Recent studies suggest that even modest goals of 6,000-8,000 steps daily can greatly enhance health outcomes. Many people already walk about 5,000 steps in their daily routines, and adding 30 minutes of brisk walking can bring them close to their goal. This aligns with standard exercise recommendations of half an hour of moderate activity most days. Ultimately, consistency and moderate increases in activity are more critical for health than adhering to an arbitrary milestone.

Just as we recognize the five-a-day guideline for fruit and vegetables or the eight glasses of water rule, 10,000 steps serves as a useful guideline. However, questions remain: Is the optimal goal different for younger versus older individuals? Does the intensity and pace of steps matter? Health communicators often prefer simple messages to encourage movement, even if they overlook the finer details.

Nevertheless, there's no need to dismiss the 10,000 steps concept. If it motivates you to get moving, it serves a positive purpose. For many, it acts as an aspirational target. If the 10,000-step goal feels daunting, remember that any increase in daily steps is beneficial. Starting with 5,000 or 7,000 steps can significantly enhance your health. Ultimately, consistency is more vital than a specific number on your pedometer.

Stuart Mathieson is research manager with InterTradeIreland