Upper vs Lower Abs: Can You Really Isolate Them?

Upper vs Lower Abs: Can You Really Isolate Them?

For years, we’ve bought into the myth that sit-ups target the upper abs, while hanging knee raises hit the lower abs. Heck, I’ve written about “upper-ab exercises” because I bought into it too. But like many training myths that float around the gym floor, this one has enough legs to run. The six-pack muscle might […]

Can You Isolate Upper and Lower Abs?

A deep dive into the science behind upper vs lower abs reveals that true isolation is impossible. The rectus abdominis functions as one muscle, but exercise choice can shift where it's most engaged.