The term “six pack abs” refers to the visible rectus abdominis muscle, a paired muscle that runs vertically on each side of the anterior wall of the human abdomen. There are typically three horizontal bands of connective tissue called tendinous intersections which segment this muscle, giving the appearance of a “six pack” when well-defined and low body fat is present.
A “ten pack” would mean that there are five horizontal bands segmenting the rectus abdominis. This is less common. The presence or absence of these bands, and their number, is largely determined by genetics. Some people naturally have more or fewer bands. So, while most people have the potential to display a six-pack with the right combination of body fat reduction and muscle development, a ten-pack is less common due to these genetic factors.
It’s important to note that the number of segments in the rectus abdominis doesn’t necessarily equate to strength or fitness level. It’s largely an aesthetic distinction. Someone with a four-pack or six-pack can be just as strong or stronger than someone with a ten-pack.
Moreover, achieving the visibility of these muscles, be it a six-pack or ten-pack, requires reducing body fat to a level where the muscles are not obscured. This often means having a body fat percentage in the lower range, combined with consistent abdominal training to develop the muscles. However, one should also be cautious about dropping body fat too low as it can be detrimental to overall health.
While a ten-pack is rarer than a six-pack due to genetic variations in tendinous intersections, it doesn’t necessarily indicate superior abdominal strength or fitness. Focus on healthy training and nutrition habits, and remember that everyone’s body is unique in its appearance and capabilities.