When talking about six pack abs versus eight pack abs, it’s important to understand that the number of visible segments in the abdominal region doesn’t necessarily equate to strength. Both six pack and eight pack abs refer to the visibility of the rectus abdominis muscle. This muscle extends from the pubic bone to the ribcage and is segmented by tendinous intersections, which create the appearance of individual “packs” or segments.
For most people, the top six segments are the most prominent, leading to the familiar “six pack.” However, some individuals, due to genetics and extremely low body fat percentages, can display eight segments. This doesn’t mean that their core is inherently stronger, but rather that they have a specific genetic predisposition combined with very low body fat.
Strength in the core is determined by various factors, including the development of not just the rectus abdominis, but also the obliques, transverse abdominis, and the muscles of the lower back. A well-rounded core workout that targets all these muscles is essential for overall core strength.
It’s also worth noting that the visibility of a six pack or an eight pack is significantly influenced by body fat percentage. You can have an incredibly strong core and not have visible abs if there’s a layer of fat covering the muscles. Conversely, someone with a high metabolic rate or a particularly strict diet might display a six or eight pack without having the same core strength as someone else.
Eight pack abs are not inherently stronger than six pack abs. The number of visible segments is largely determined by genetics and body fat percentage. True core strength is a combination of muscle development across several muscle groups and functional capability, rather than just aesthetics. If your goal is strength, focus on comprehensive core training rather than just the appearance of more “packs.”