JUST as the old saying goes, size really doesn't matter.
But when it comes to your manhood, you may at least want to know whether it's about average, right? Let's find out a bit more...
What is the UK's average penis size?
Britain's average erect schlong is from 3.5-5.8 inches, According to Target Map,
But research from London clinic International Andrology clinic has slightly different results.
This may be because they asked 1,000 blokes to reveal their own size (which could have led to a few extra inches being added).
They found the average penis length in the UK is 6.36 inches.
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Men with the largest members live in Wales, according to the survey, with the average size in that region measuring 6.56 inches.
At the bottom of the table with the smallest penises in the UK was the East Midlands, which came in with an average of 6.11 inches.
Where in the world do men have the largest erect penises?
The red shows that African men size up the best while Indian guys have the smallest penisesTarget Map created the colour-coded interactive graphic which shows the different sizes of men's manhood depending on where they're from.
Taking first place, the African countries highlighted in red have the largest manhoods while erect.
Western African countries like Ghana, the Congo and Gabon grab the top spot, with their averages in excess of 16 CENTIMETRES.
Or between 6.3-7 inches if you prefer....
The African countries in red have the largest manhoods while erect, while orange comes second, yellow is in middle, light green is the smallest and green is the smallest.
This means men from Australia, Italy, Norway, Mexico and South Africa are also on the well-endowed end of the size spectrum.
Lovers from these specifically countries go up to an average of 5.8-6.3 inches when feeling in the mood.
Where in the world do men have the smallest erect penises?
While the diagram shows that African men have the world's largest penises, Asian guys got the short end of the stick with the smallest size on average.
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Asian countries like India, Thailand and South Korea don't measure up as well and are situated at the bottom of the charts.
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Averaged size penises in this part of the world vary between 3.6 to 4.1 inches.
How do you measure a penis?
The NHS offers advice on how to measure a penis.
They say that first, to see your penis as other people would, look at yourself undressed in front of a full-length mirror.
The penis looks longer and larger than when observed from above.
According to the health service, there is little point in getting out a ruler or tape measure when the penis is limp.