The average penis length can vary slightly by country or region, but these differences are generally small and have no significant impact on health or sexual satisfaction. Moreover, penis length naturally varies among individuals, and there is no absolute standard.
Some studies have attempted to measure the average penis length in different countries, but it's important to note that these studies may have limitations in terms of sample size and methodology. The most commonly cited research on this topic comes from a study by Dr. Richard J. Veale and his colleagues, published in the British Journal of Urology International in 2015. According to that study, the average erect penis length measured from the pubic bone to the tip of the glans (the end of the penis) was approximately 13.24 cm (5.16 inches) with a standard deviation of 1.65 cm (0.65 inches).
However, it's essential to emphasize that these numbers vary widely among individuals and should not be a cause for anxiety or concern. Sexual satisfaction and sexual health depend on many factors, including communication, emotional connection, and mutual consent, rather than just the size of the penis.
In summary, penis length can vary slightly by country or region, but these differences are generally small and have no significant impact on sexual health or satisfaction. Additionally, it's important to remember that everyone is unique, and sexual satisfaction depends on many factors more important than penis size.