Forward fold flexibility is pretty much the same as core compression strength. We’re trying to close the angle between the torso and the legs. But instead of focusing on the anterior chain strength, we’re talking about the posterior chain length.
Forward fold flexibility is about stretching the posterior chain muscles - soles of the feet, calves, hamstrings, glutes, back, and even neck muscles.
Most adults find it hard to touch their toes. Bringing your nose to your shins often seems like an impossible feat.
This is where choosing the correct progressions is critical to your success.